<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with Wdesk from Workiva-->
<!--Copyright 2021 Workiva-->
<!--r:cc3a9f5a-bf06-4dc3-9d56-1e1c731e6923,g:2a451b81-ba1f-425c-957f-dbec3204e184-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:roleRef roleURI="http://www.kellyservices.com/role/DocumentandEntityInformation" xlink:type="simple" xlink:href="kelya-20210103.xsd#DocumentandEntityInformation"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/DocumentandEntityInformation" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/ConsolidatedStatementsofEarnings" xlink:type="simple" xlink:href="kelya-20210103.xsd#ConsolidatedStatementsofEarnings"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/ConsolidatedStatementsofEarnings" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_kelya_IncomeLossfromContinuingOperationsBeforeEquityMethodInvestments_a252e4aa-a361-4b63-a494-558bb0c1934a" xlink:href="kelya-20210103.xsd#kelya_IncomeLossfromContinuingOperationsBeforeEquityMethodInvestments"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_5701babc-ad8a-4091-8c71-1cb69a1bb74a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_kelya_IncomeLossfromContinuingOperationsBeforeEquityMethodInvestments_a252e4aa-a361-4b63-a494-558bb0c1934a" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_5701babc-ad8a-4091-8c71-1cb69a1bb74a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_0f7302f0-9a09-4772-9ce3-1782921c3c7f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_kelya_IncomeLossfromContinuingOperationsBeforeEquityMethodInvestments_a252e4aa-a361-4b63-a494-558bb0c1934a" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_0f7302f0-9a09-4772-9ce3-1782921c3c7f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_1734f81b-b8de-4934-b0f7-ec063a139cbf" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GrossProfit_9dfa523c-e6c0-45e5-bfa5-f55a138db403" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_GrossProfit"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_1734f81b-b8de-4934-b0f7-ec063a139cbf" xlink:to="loc_us-gaap_GrossProfit_9dfa523c-e6c0-45e5-bfa5-f55a138db403" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnDispositionOfAssets1_84fc406f-7c57-436b-905b-9187baa8ca20" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_GainLossOnDispositionOfAssets1"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_1734f81b-b8de-4934-b0f7-ec063a139cbf" xlink:to="loc_us-gaap_GainLossOnDispositionOfAssets1_84fc406f-7c57-436b-905b-9187baa8ca20" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SellingGeneralAndAdministrativeExpense_523b0bea-c9b7-4109-8d20-a1c4ebc2f307" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SellingGeneralAndAdministrativeExpense"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_1734f81b-b8de-4934-b0f7-ec063a139cbf" xlink:to="loc_us-gaap_SellingGeneralAndAdministrativeExpense_523b0bea-c9b7-4109-8d20-a1c4ebc2f307" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetImpairmentCharges_f3e75358-a43c-49c0-b08f-c360ded70d66" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetImpairmentCharges"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_1734f81b-b8de-4934-b0f7-ec063a139cbf" xlink:to="loc_us-gaap_AssetImpairmentCharges_f3e75358-a43c-49c0-b08f-c360ded70d66" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillImpairmentLoss_7ecc4a46-7efd-4222-b654-071f6fb10793" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_GoodwillImpairmentLoss"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_1734f81b-b8de-4934-b0f7-ec063a139cbf" xlink:to="loc_us-gaap_GoodwillImpairmentLoss_7ecc4a46-7efd-4222-b654-071f6fb10793" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_a74aa9a7-73a4-4ca1-ade5-70c57f43c852" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetIncomeLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_kelya_IncomeLossfromContinuingOperationsBeforeEquityMethodInvestments_5786d1a0-af08-4737-ae2e-f980be4e3a0d" xlink:href="kelya-20210103.xsd#kelya_IncomeLossfromContinuingOperationsBeforeEquityMethodInvestments"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLoss_a74aa9a7-73a4-4ca1-ade5-70c57f43c852" xlink:to="loc_kelya_IncomeLossfromContinuingOperationsBeforeEquityMethodInvestments_5786d1a0-af08-4737-ae2e-f980be4e3a0d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromEquityMethodInvestments_778733f5-41e9-4f08-a92f-63742d601e0c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeLossFromEquityMethodInvestments"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLoss_a74aa9a7-73a4-4ca1-ade5-70c57f43c852" xlink:to="loc_us-gaap_IncomeLossFromEquityMethodInvestments_778733f5-41e9-4f08-a92f-63742d601e0c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GrossProfit_3d89c463-aca8-40f9-b606-9f78b68ae482" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_GrossProfit"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_a51f2290-b6cb-4ac5-a963-3a1897306775" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_GrossProfit_3d89c463-aca8-40f9-b606-9f78b68ae482" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_a51f2290-b6cb-4ac5-a963-3a1897306775" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfGoodsAndServicesSold_3ec90c76-1563-4769-b37c-2d745120f9fb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CostOfGoodsAndServicesSold"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_GrossProfit_3d89c463-aca8-40f9-b606-9f78b68ae482" xlink:to="loc_us-gaap_CostOfGoodsAndServicesSold_3ec90c76-1563-4769-b37c-2d745120f9fb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_321cc293-f04c-484c-bbaf-f447a9e7b705" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_e4058e30-53a5-49ac-a836-aab3d1aa8dc7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_321cc293-f04c-484c-bbaf-f447a9e7b705" xlink:to="loc_us-gaap_OperatingIncomeLoss_e4058e30-53a5-49ac-a836-aab3d1aa8dc7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnInvestmentsExcludingOtherThanTemporaryImpairments_b417c06a-d2f6-4662-b2ad-e09a1ce51b5c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_GainLossOnInvestmentsExcludingOtherThanTemporaryImpairments"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_321cc293-f04c-484c-bbaf-f447a9e7b705" xlink:to="loc_us-gaap_GainLossOnInvestmentsExcludingOtherThanTemporaryImpairments_b417c06a-d2f6-4662-b2ad-e09a1ce51b5c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNonoperatingIncomeExpense_e9f8bd00-b996-414c-a688-bf8b1c3de1bf" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherNonoperatingIncomeExpense"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_321cc293-f04c-484c-bbaf-f447a9e7b705" xlink:to="loc_us-gaap_OtherNonoperatingIncomeExpense_e9f8bd00-b996-414c-a688-bf8b1c3de1bf" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.kellyservices.com/role/ConsolidatedStatementsofComprehensiveIncome" xlink:type="simple" xlink:href="kelya-20210103.xsd#ConsolidatedStatementsofComprehensiveIncome"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/ConsolidatedStatementsofComprehensiveIncome" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax_087d0bbe-897e-4d40-b79e-9f92e9b8bb4f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeReclassificationAdjustmentsNetOfTax_2709fab2-3291-4902-84d6-8065a77766a3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeReclassificationAdjustmentsNetOfTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax_087d0bbe-897e-4d40-b79e-9f92e9b8bb4f" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeReclassificationAdjustmentsNetOfTax_2709fab2-3291-4902-84d6-8065a77766a3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax_2400954b-8a9c-44ff-9f07-14047dcf3201" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax_087d0bbe-897e-4d40-b79e-9f92e9b8bb4f" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax_2400954b-8a9c-44ff-9f07-14047dcf3201" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_9c895582-3ed0-41c2-a27e-b8941d2f6908" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax_faa894ef-12e2-4d6b-b8af-a396c1419367" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_9c895582-3ed0-41c2-a27e-b8941d2f6908" xlink:to="loc_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax_faa894ef-12e2-4d6b-b8af-a396c1419367" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax_aa9b4b2b-e6a3-4814-a9e3-8df111ce4519" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_9c895582-3ed0-41c2-a27e-b8941d2f6908" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax_aa9b4b2b-e6a3-4814-a9e3-8df111ce4519" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_a3aa13f0-8e65-4a30-a621-300438dbb285" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_5c8fe6ce-9b25-4fa2-9b1d-6c12db010692" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_a3aa13f0-8e65-4a30-a621-300438dbb285" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_5c8fe6ce-9b25-4fa2-9b1d-6c12db010692" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax_0b42a56b-b3c2-4b3f-8a9e-82ea36f8c009" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_a3aa13f0-8e65-4a30-a621-300438dbb285" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax_0b42a56b-b3c2-4b3f-8a9e-82ea36f8c009" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTax_54bbd8d2-1e38-43da-b2b4-655ab41e47ce" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_04f1096c-dba4-493d-a33e-6c5324947338" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetIncomeLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_54bbd8d2-1e38-43da-b2b4-655ab41e47ce" xlink:to="loc_us-gaap_NetIncomeLoss_04f1096c-dba4-493d-a33e-6c5324947338" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_8c73655c-4fe7-4a14-ab1f-2dc9e6b7390c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_54bbd8d2-1e38-43da-b2b4-655ab41e47ce" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_8c73655c-4fe7-4a14-ab1f-2dc9e6b7390c" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.kellyservices.com/role/ConsolidatedStatementsofComprehensiveIncomeParenthetical" xlink:type="simple" xlink:href="kelya-20210103.xsd#ConsolidatedStatementsofComprehensiveIncomeParenthetical"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/ConsolidatedStatementsofComprehensiveIncomeParenthetical" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/ConsolidatedBalanceSheets" xlink:type="simple" xlink:href="kelya-20210103.xsd#ConsolidatedBalanceSheets"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/ConsolidatedBalanceSheets" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_13014838-c898-4f7e-a96d-cd2f6faa164f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_0eba437c-2c76-498d-b8a4-1fd2ff0ea388" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_13014838-c898-4f7e-a96d-cd2f6faa164f" xlink:to="loc_us-gaap_LiabilitiesCurrent_0eba437c-2c76-498d-b8a4-1fd2ff0ea388" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesNoncurrent_8be25a10-178f-4b75-874c-7429d05ff710" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesNoncurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_13014838-c898-4f7e-a96d-cd2f6faa164f" xlink:to="loc_us-gaap_LiabilitiesNoncurrent_8be25a10-178f-4b75-874c-7429d05ff710" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_bf3a8924-82de-4899-886b-673c518988b9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockholdersEquity"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_13014838-c898-4f7e-a96d-cd2f6faa164f" xlink:to="loc_us-gaap_StockholdersEquity_bf3a8924-82de-4899-886b-673c518988b9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingencies_2c09eb10-5523-4c7d-84a9-669333964d70" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommitmentsAndContingencies"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_13014838-c898-4f7e-a96d-cd2f6faa164f" xlink:to="loc_us-gaap_CommitmentsAndContingencies_2c09eb10-5523-4c7d-84a9-669333964d70" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_cb9b01fd-94e8-4a97-bcf2-5a5d9ec9c4b5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Assets"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_35b15743-5620-45e0-b233-217bd1136248" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_cb9b01fd-94e8-4a97-bcf2-5a5d9ec9c4b5" xlink:to="loc_us-gaap_AssetsCurrent_35b15743-5620-45e0-b233-217bd1136248" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsNoncurrent_35963c89-8239-4d29-a6a2-4cb27dd75b49" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsNoncurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_cb9b01fd-94e8-4a97-bcf2-5a5d9ec9c4b5" xlink:to="loc_us-gaap_AssetsNoncurrent_35963c89-8239-4d29-a6a2-4cb27dd75b49" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesNoncurrent_e5079f19-05e0-4b0c-93a7-f20b20a4c9e4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesNoncurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WorkersCompensationLiabilityNoncurrent_dc123baa-5833-469c-ae2c-cadba0492765" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_WorkersCompensationLiabilityNoncurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesNoncurrent_e5079f19-05e0-4b0c-93a7-f20b20a4c9e4" xlink:to="loc_us-gaap_WorkersCompensationLiabilityNoncurrent_dc123baa-5833-469c-ae2c-cadba0492765" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredCompensationLiabilityClassifiedNoncurrent_187c152d-42e3-4c89-ba23-d9f65a30b67b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredCompensationLiabilityClassifiedNoncurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesNoncurrent_e5079f19-05e0-4b0c-93a7-f20b20a4c9e4" xlink:to="loc_us-gaap_DeferredCompensationLiabilityClassifiedNoncurrent_187c152d-42e3-4c89-ba23-d9f65a30b67b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_bed12883-fce0-4abd-98a2-46a267379f9d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherLiabilitiesNoncurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesNoncurrent_e5079f19-05e0-4b0c-93a7-f20b20a4c9e4" xlink:to="loc_us-gaap_OtherLiabilitiesNoncurrent_bed12883-fce0-4abd-98a2-46a267379f9d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_dc1a6c37-7d3d-4e74-af52-5fdac346b5e3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesNoncurrent_e5079f19-05e0-4b0c-93a7-f20b20a4c9e4" xlink:to="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_dc1a6c37-7d3d-4e74-af52-5fdac346b5e3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeRelatedLiabilitiesCurrentAndNoncurrent_79bb40d5-fada-498c-9167-d9649bdfb309" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EmployeeRelatedLiabilitiesCurrentAndNoncurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesNoncurrent_e5079f19-05e0-4b0c-93a7-f20b20a4c9e4" xlink:to="loc_us-gaap_EmployeeRelatedLiabilitiesCurrentAndNoncurrent_79bb40d5-fada-498c-9167-d9649bdfb309" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_2fc83195-7f95-43e8-b4c2-03fcf1b32a41" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_57baa977-cf76-4d7e-a99d-14c445bb2320" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_2fc83195-7f95-43e8-b4c2-03fcf1b32a41" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_57baa977-cf76-4d7e-a99d-14c445bb2320" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableNetCurrent_3b7602e1-f860-4805-a1c7-6c8440b928a4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountsReceivableNetCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_2fc83195-7f95-43e8-b4c2-03fcf1b32a41" xlink:to="loc_us-gaap_AccountsReceivableNetCurrent_3b7602e1-f860-4805-a1c7-6c8440b928a4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_219fb3b5-7b66-4e0c-b4a3-da0b779dff89" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PrepaidExpenseAndOtherAssetsCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_2fc83195-7f95-43e8-b4c2-03fcf1b32a41" xlink:to="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_219fb3b5-7b66-4e0c-b4a3-da0b779dff89" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsHeldForSaleNotPartOfDisposalGroup_8f6182d6-8bc9-4035-b10d-a7a6b41f0e2d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsHeldForSaleNotPartOfDisposalGroup"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_2fc83195-7f95-43e8-b4c2-03fcf1b32a41" xlink:to="loc_us-gaap_AssetsHeldForSaleNotPartOfDisposalGroup_8f6182d6-8bc9-4035-b10d-a7a6b41f0e2d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_faf35735-03de-4bcd-be55-d102d2bf29df" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShortTermBorrowings_8ce59701-fc83-4129-83d9-1e48494030d7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShortTermBorrowings"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_faf35735-03de-4bcd-be55-d102d2bf29df" xlink:to="loc_us-gaap_ShortTermBorrowings_8ce59701-fc83-4129-83d9-1e48494030d7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent_3c3956d0-d91b-413d-9b02-ef2645df32ac" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_faf35735-03de-4bcd-be55-d102d2bf29df" xlink:to="loc_us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent_3c3956d0-d91b-413d-9b02-ef2645df32ac" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_c334464b-e614-4638-83f7-c8b79c6061ca" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EmployeeRelatedLiabilitiesCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_faf35735-03de-4bcd-be55-d102d2bf29df" xlink:to="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_c334464b-e614-4638-83f7-c8b79c6061ca" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WorkersCompensationLiabilityCurrent_012ca447-d2fb-4c3a-9cf5-e5483ae33640" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_WorkersCompensationLiabilityCurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_faf35735-03de-4bcd-be55-d102d2bf29df" xlink:to="loc_us-gaap_WorkersCompensationLiabilityCurrent_012ca447-d2fb-4c3a-9cf5-e5483ae33640" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TaxesPayableCurrent_3b2c6ae7-6719-42bf-8963-dd805b5d099f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TaxesPayableCurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_faf35735-03de-4bcd-be55-d102d2bf29df" xlink:to="loc_us-gaap_TaxesPayableCurrent_3b2c6ae7-6719-42bf-8963-dd805b5d099f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityCurrent_9a1a2800-d009-4707-8191-e57081c909c1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingLeaseLiabilityCurrent"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_faf35735-03de-4bcd-be55-d102d2bf29df" xlink:to="loc_us-gaap_OperatingLeaseLiabilityCurrent_9a1a2800-d009-4707-8191-e57081c909c1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsNoncurrent_2c0589f0-65f3-4802-925f-cb5eebbecacd" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsNoncurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_8a132b2a-772e-4a33-bfdf-64d9827cb75e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsNoncurrent_2c0589f0-65f3-4802-925f-cb5eebbecacd" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_8a132b2a-772e-4a33-bfdf-64d9827cb75e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxAssetsNet_9a1bd409-80fe-449d-9d37-74d0484b1c89" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredIncomeTaxAssetsNet"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsNoncurrent_2c0589f0-65f3-4802-925f-cb5eebbecacd" xlink:to="loc_us-gaap_DeferredIncomeTaxAssetsNet_9a1bd409-80fe-449d-9d37-74d0484b1c89" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_3ac588f9-7193-435b-bea7-267b4b96ebee" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Goodwill"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsNoncurrent_2c0589f0-65f3-4802-925f-cb5eebbecacd" xlink:to="loc_us-gaap_Goodwill_3ac588f9-7193-435b-bea7-267b4b96ebee" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesFvNi_dbc443fd-4c60-4cfe-a4be-f4f27a344ecf" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquitySecuritiesFvNi"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsNoncurrent_2c0589f0-65f3-4802-925f-cb5eebbecacd" xlink:to="loc_us-gaap_EquitySecuritiesFvNi_dbc443fd-4c60-4cfe-a4be-f4f27a344ecf" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityMethodInvestments_a21b6091-008f-46d3-a593-394dabaa104f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityMethodInvestments"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsNoncurrent_2c0589f0-65f3-4802-925f-cb5eebbecacd" xlink:to="loc_us-gaap_EquityMethodInvestments_a21b6091-008f-46d3-a593-394dabaa104f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsNoncurrent_c5c7d996-77f2-4bc3-aed5-7d6de0129804" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherAssetsNoncurrent"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsNoncurrent_2c0589f0-65f3-4802-925f-cb5eebbecacd" xlink:to="loc_us-gaap_OtherAssetsNoncurrent_c5c7d996-77f2-4bc3-aed5-7d6de0129804" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseRightOfUseAsset_548cb0c1-b8c0-4ef1-acf0-e6aa62c6a29b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingLeaseRightOfUseAsset"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsNoncurrent_2c0589f0-65f3-4802-925f-cb5eebbecacd" xlink:to="loc_us-gaap_OperatingLeaseRightOfUseAsset_548cb0c1-b8c0-4ef1-acf0-e6aa62c6a29b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_3607a9b1-4ae2-412d-8609-b40e2253e022" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentGross_27f7f733-9aea-4964-9177-dd432e99d65d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PropertyPlantAndEquipmentGross"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentNet_3607a9b1-4ae2-412d-8609-b40e2253e022" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentGross_27f7f733-9aea-4964-9177-dd432e99d65d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_48f9c818-2dab-4445-baca-1fa92e2248a2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentNet_3607a9b1-4ae2-412d-8609-b40e2253e022" xlink:to="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_48f9c818-2dab-4445-baca-1fa92e2248a2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_37094406-edc1-47eb-9126-320ac8d8a779" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockValue_b5128a49-49a4-47ac-95d9-be5a7748d109" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonStockValue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_37094406-edc1-47eb-9126-320ac8d8a779" xlink:to="loc_us-gaap_CommonStockValue_b5128a49-49a4-47ac-95d9-be5a7748d109" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockValue_d55a6688-412d-4be5-969d-2a81f18deb42" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TreasuryStockValue"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_37094406-edc1-47eb-9126-320ac8d8a779" xlink:to="loc_us-gaap_TreasuryStockValue_d55a6688-412d-4be5-969d-2a81f18deb42" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapital_5e1992f3-25e8-45f5-9f62-8671d5d7f42b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AdditionalPaidInCapital"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_37094406-edc1-47eb-9126-320ac8d8a779" xlink:to="loc_us-gaap_AdditionalPaidInCapital_5e1992f3-25e8-45f5-9f62-8671d5d7f42b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_06116e83-8144-490b-8fad-2b9a1d18611b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RetainedEarningsAccumulatedDeficit"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_37094406-edc1-47eb-9126-320ac8d8a779" xlink:to="loc_us-gaap_RetainedEarningsAccumulatedDeficit_06116e83-8144-490b-8fad-2b9a1d18611b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_87cb533c-0476-4255-88e3-4024ab930a73" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_37094406-edc1-47eb-9126-320ac8d8a779" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_87cb533c-0476-4255-88e3-4024ab930a73" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.kellyservices.com/role/ConsolidatedBalanceSheetsParenthetical" xlink:type="simple" xlink:href="kelya-20210103.xsd#ConsolidatedBalanceSheetsParenthetical"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/ConsolidatedBalanceSheetsParenthetical" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/ConsolidatedStatementsofStockholdersEquity" xlink:type="simple" xlink:href="kelya-20210103.xsd#ConsolidatedStatementsofStockholdersEquity"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/ConsolidatedStatementsofStockholdersEquity" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlows" xlink:type="simple" xlink:href="kelya-20210103.xsd#ConsolidatedStatementsofCashFlows"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlows" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_b08efefd-86a7-476b-9ba5-02f8e18df90c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromEquityMethodInvestments_ba022b89-afd8-42de-8778-f651e6a49bfd" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeLossFromEquityMethodInvestments"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_b08efefd-86a7-476b-9ba5-02f8e18df90c" xlink:to="loc_us-gaap_IncomeLossFromEquityMethodInvestments_ba022b89-afd8-42de-8778-f651e6a49bfd" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnDispositionOfAssets1_50627094-8b6b-4364-afc5-e9bb91a2f56a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_GainLossOnDispositionOfAssets1"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_b08efefd-86a7-476b-9ba5-02f8e18df90c" xlink:to="loc_us-gaap_GainLossOnDispositionOfAssets1_50627094-8b6b-4364-afc5-e9bb91a2f56a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillImpairmentLoss_b13e3e1d-56a8-4cdb-9194-ed9dbe5cbffb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_GoodwillImpairmentLoss"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_b08efefd-86a7-476b-9ba5-02f8e18df90c" xlink:to="loc_us-gaap_GoodwillImpairmentLoss_b13e3e1d-56a8-4cdb-9194-ed9dbe5cbffb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnInvestmentsExcludingOtherThanTemporaryImpairments_a1d9a181-9ef3-44e1-8a32-95bb5695ec82" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_GainLossOnInvestmentsExcludingOtherThanTemporaryImpairments"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_b08efefd-86a7-476b-9ba5-02f8e18df90c" xlink:to="loc_us-gaap_GainLossOnInvestmentsExcludingOtherThanTemporaryImpairments_a1d9a181-9ef3-44e1-8a32-95bb5695ec82" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNoncashIncomeExpense_1bd441ed-6be7-4204-b248-43c4b7d5ec44" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherNoncashIncomeExpense"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_b08efefd-86a7-476b-9ba5-02f8e18df90c" xlink:to="loc_us-gaap_OtherNoncashIncomeExpense_1bd441ed-6be7-4204-b248-43c4b7d5ec44" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_kelya_OperatingLeaseRightOfUseAssetAmortization_21211d22-60f7-45fc-ad05-a81a509d34b8" xlink:href="kelya-20210103.xsd#kelya_OperatingLeaseRightOfUseAssetAmortization"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_b08efefd-86a7-476b-9ba5-02f8e18df90c" xlink:to="loc_kelya_OperatingLeaseRightOfUseAssetAmortization_21211d22-60f7-45fc-ad05-a81a509d34b8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetImpairmentCharges_81af6f0b-43c1-41b7-8021-eec36b02c1a0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetImpairmentCharges"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_b08efefd-86a7-476b-9ba5-02f8e18df90c" xlink:to="loc_us-gaap_AssetImpairmentCharges_81af6f0b-43c1-41b7-8021-eec36b02c1a0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensation_01a0c7ce-bb9f-4f9a-92cc-9d8c06987263" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensation"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_b08efefd-86a7-476b-9ba5-02f8e18df90c" xlink:to="loc_us-gaap_ShareBasedCompensation_01a0c7ce-bb9f-4f9a-92cc-9d8c06987263" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_4cfa98b0-a1ee-4e4e-be24-30a93572c233" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetIncomeLoss"/>
    <link:calculationArc order="9" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_b08efefd-86a7-476b-9ba5-02f8e18df90c" xlink:to="loc_us-gaap_NetIncomeLoss_4cfa98b0-a1ee-4e4e-be24-30a93572c233" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_ba30defd-095d-4ac2-9cdc-3b553ea438b6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit"/>
    <link:calculationArc order="10" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_b08efefd-86a7-476b-9ba5-02f8e18df90c" xlink:to="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_ba30defd-095d-4ac2-9cdc-3b553ea438b6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOperatingCapital_3aa428a5-ced8-4498-8cb9-6127260caa0c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInOperatingCapital"/>
    <link:calculationArc order="11" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_b08efefd-86a7-476b-9ba5-02f8e18df90c" xlink:to="loc_us-gaap_IncreaseDecreaseInOperatingCapital_3aa428a5-ced8-4498-8cb9-6127260caa0c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepreciationDepletionAndAmortization_a17fb0e6-6100-435d-8ba8-7470c7180f81" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DepreciationDepletionAndAmortization"/>
    <link:calculationArc order="12" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_b08efefd-86a7-476b-9ba5-02f8e18df90c" xlink:to="loc_us-gaap_DepreciationDepletionAndAmortization_a17fb0e6-6100-435d-8ba8-7470c7180f81" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProvisionForDoubtfulAccounts_c871ba42-1ffe-466c-bfeb-673354895e98" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProvisionForDoubtfulAccounts"/>
    <link:calculationArc order="13" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_b08efefd-86a7-476b-9ba5-02f8e18df90c" xlink:to="loc_us-gaap_ProvisionForDoubtfulAccounts_c871ba42-1ffe-466c-bfeb-673354895e98" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_dcdf9b42-b244-4a2e-8c58-4f0076259da5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireProductiveAssets_ad37bbf0-1476-4fdd-844b-bc4b5a8f42c5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsToAcquireProductiveAssets"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_dcdf9b42-b244-4a2e-8c58-4f0076259da5" xlink:to="loc_us-gaap_PaymentsToAcquireProductiveAssets_ad37bbf0-1476-4fdd-844b-bc4b5a8f42c5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromDivestitureOfBusinessesNetOfCashDivested_cd5ec713-5a7d-4a61-ac1d-4c5b03721ba9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProceedsFromDivestitureOfBusinessesNetOfCashDivested"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_dcdf9b42-b244-4a2e-8c58-4f0076259da5" xlink:to="loc_us-gaap_ProceedsFromDivestitureOfBusinessesNetOfCashDivested_cd5ec713-5a7d-4a61-ac1d-4c5b03721ba9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_f1607336-c424-4c3b-b511-3d83b168b118" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_dcdf9b42-b244-4a2e-8c58-4f0076259da5" xlink:to="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_f1607336-c424-4c3b-b511-3d83b168b118" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireInvestments_5de3f286-b2f1-4b55-a4f8-cbcafc6ba594" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsToAcquireInvestments"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_dcdf9b42-b244-4a2e-8c58-4f0076259da5" xlink:to="loc_us-gaap_PaymentsToAcquireInvestments_5de3f286-b2f1-4b55-a4f8-cbcafc6ba594" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromRepaymentsOfRelatedPartyDebt_8d340835-893f-4892-851c-cdf912c13cc9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProceedsFromRepaymentsOfRelatedPartyDebt"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_dcdf9b42-b244-4a2e-8c58-4f0076259da5" xlink:to="loc_us-gaap_ProceedsFromRepaymentsOfRelatedPartyDebt_8d340835-893f-4892-851c-cdf912c13cc9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromLifeInsurancePolicies_5cd0f182-ce1b-4697-8333-d320f0f1f246" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProceedsFromLifeInsurancePolicies"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_dcdf9b42-b244-4a2e-8c58-4f0076259da5" xlink:to="loc_us-gaap_ProceedsFromLifeInsurancePolicies_5cd0f182-ce1b-4697-8333-d320f0f1f246" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_ba811659-8aa0-4bb7-8b1a-d3aab923240f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsForProceedsFromOtherInvestingActivities"/>
    <link:calculationArc order="7" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_dcdf9b42-b244-4a2e-8c58-4f0076259da5" xlink:to="loc_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_ba811659-8aa0-4bb7-8b1a-d3aab923240f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleOfProductiveAssets_cb8c5e6c-4f3a-4ff6-963d-f96503cbc53d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProceedsFromSaleOfProductiveAssets"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_dcdf9b42-b244-4a2e-8c58-4f0076259da5" xlink:to="loc_us-gaap_ProceedsFromSaleOfProductiveAssets_cb8c5e6c-4f3a-4ff6-963d-f96503cbc53d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_07063297-d9d3-4da4-acc7-222b5e273613" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromRepaymentsOfShortTermDebt_0d57f7ef-d762-43df-aa4a-6eb3b7763bca" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProceedsFromRepaymentsOfShortTermDebt"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_07063297-d9d3-4da4-acc7-222b5e273613" xlink:to="loc_us-gaap_ProceedsFromRepaymentsOfShortTermDebt_0d57f7ef-d762-43df-aa4a-6eb3b7763bca" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfDividendsCommonStock_0525e780-731a-4040-b120-17c6c27fe387" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsOfDividendsCommonStock"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_07063297-d9d3-4da4-acc7-222b5e273613" xlink:to="loc_us-gaap_PaymentsOfDividendsCommonStock_0525e780-731a-4040-b120-17c6c27fe387" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_329fd5f3-f511-476b-b055-a2cef54cc49d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_07063297-d9d3-4da4-acc7-222b5e273613" xlink:to="loc_us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_329fd5f3-f511-476b-b055-a2cef54cc49d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromPaymentsForOtherFinancingActivities_8070172b-96f9-4464-89d2-1cdb5f9c7046" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProceedsFromPaymentsForOtherFinancingActivities"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_07063297-d9d3-4da4-acc7-222b5e273613" xlink:to="loc_us-gaap_ProceedsFromPaymentsForOtherFinancingActivities_8070172b-96f9-4464-89d2-1cdb5f9c7046" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeasePrincipalPayments_294a859f-8d7a-4fdd-8081-b4e878445016" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinanceLeasePrincipalPayments"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_07063297-d9d3-4da4-acc7-222b5e273613" xlink:to="loc_us-gaap_FinanceLeasePrincipalPayments_294a859f-8d7a-4fdd-8081-b4e878445016" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_00aa08a9-c347-4619-860e-f0c522817233" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_d68c12d6-fdc0-49cb-8bd4-54b0f32a8c7b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_00aa08a9-c347-4619-860e-f0c522817233" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_d68c12d6-fdc0-49cb-8bd4-54b0f32a8c7b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_72f74591-24d7-41e1-8755-95c5fa1cf130" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_00aa08a9-c347-4619-860e-f0c522817233" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_72f74591-24d7-41e1-8755-95c5fa1cf130" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_f1c9d9bf-547b-4b5c-b813-951c5514e16a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_00aa08a9-c347-4619-860e-f0c522817233" xlink:to="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_f1c9d9bf-547b-4b5c-b813-951c5514e16a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_4da0d2b2-7feb-444d-96ab-edf33e9fc02f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_00aa08a9-c347-4619-860e-f0c522817233" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_4da0d2b2-7feb-444d-96ab-edf33e9fc02f" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.kellyservices.com/role/SummaryofSignificantAccountingPolicies" xlink:type="simple" xlink:href="kelya-20210103.xsd#SummaryofSignificantAccountingPolicies"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/SummaryofSignificantAccountingPolicies" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/SummaryofSignificantAccountingPoliciesPolicies" xlink:type="simple" xlink:href="kelya-20210103.xsd#SummaryofSignificantAccountingPoliciesPolicies"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/SummaryofSignificantAccountingPoliciesPolicies" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/SummaryofSignificantAccountingPoliciesTables" xlink:type="simple" xlink:href="kelya-20210103.xsd#SummaryofSignificantAccountingPoliciesTables"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/SummaryofSignificantAccountingPoliciesTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/SummaryofSignificantAccountingPoliciesNarrativeDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#SummaryofSignificantAccountingPoliciesNarrativeDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/SummaryofSignificantAccountingPoliciesNarrativeDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/SummaryofSignificantAccountingPoliciesPropertyandEquipmentAtCostandDepreciableUsefulLivesDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#SummaryofSignificantAccountingPoliciesPropertyandEquipmentAtCostandDepreciableUsefulLivesDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/SummaryofSignificantAccountingPoliciesPropertyandEquipmentAtCostandDepreciableUsefulLivesDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/SummaryofSignificantAccountingPoliciesGoodwillandOtherIntangibleAssetsDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#SummaryofSignificantAccountingPoliciesGoodwillandOtherIntangibleAssetsDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/SummaryofSignificantAccountingPoliciesGoodwillandOtherIntangibleAssetsDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/Revenue" xlink:type="simple" xlink:href="kelya-20210103.xsd#Revenue"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/Revenue" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/RevenueTables" xlink:type="simple" xlink:href="kelya-20210103.xsd#RevenueTables"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/RevenueTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/RevenueAdoptionofASCTopic606NarrativeDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#RevenueAdoptionofASCTopic606NarrativeDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/RevenueAdoptionofASCTopic606NarrativeDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/RevenueDisaggregationofRevenuesbyServiceTypeDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#RevenueDisaggregationofRevenuesbyServiceTypeDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/RevenueDisaggregationofRevenuesbyServiceTypeDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/RevenueRevenuebyCountryDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#RevenueRevenuebyCountryDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/RevenueRevenuebyCountryDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/RevenueDisaggregationofRevenuesbyGeographicRegionDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#RevenueDisaggregationofRevenuesbyGeographicRegionDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/RevenueDisaggregationofRevenuesbyGeographicRegionDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/RevenueNarrativeDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#RevenueNarrativeDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/RevenueNarrativeDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/CreditLosses" xlink:type="simple" xlink:href="kelya-20210103.xsd#CreditLosses"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/CreditLosses" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/CreditLossesTables" xlink:type="simple" xlink:href="kelya-20210103.xsd#CreditLossesTables"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/CreditLossesTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/CreditLossesAllowanceforCreditLossesRelatedtoTradeAccountsReceivableDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#CreditLossesAllowanceforCreditLossesRelatedtoTradeAccountsReceivableDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/CreditLossesAllowanceforCreditLossesRelatedtoTradeAccountsReceivableDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/CreditLossesNarrativeDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#CreditLossesNarrativeDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/CreditLossesNarrativeDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/CreditLossesAllowanceforCreditLossesRelatedtotheLongTermCustomerReceivableDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#CreditLossesAllowanceforCreditLossesRelatedtotheLongTermCustomerReceivableDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/CreditLossesAllowanceforCreditLossesRelatedtotheLongTermCustomerReceivableDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/AssetsHeldforSale" xlink:type="simple" xlink:href="kelya-20210103.xsd#AssetsHeldforSale"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/AssetsHeldforSale" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/AssetsHeldforSaleNarrativeDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#AssetsHeldforSaleNarrativeDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/AssetsHeldforSaleNarrativeDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/AcquisitionsandDisposition" xlink:type="simple" xlink:href="kelya-20210103.xsd#AcquisitionsandDisposition"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/AcquisitionsandDisposition" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/AcquisitionsandDispositionTables" xlink:type="simple" xlink:href="kelya-20210103.xsd#AcquisitionsandDispositionTables"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/AcquisitionsandDispositionTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/AcquisitionsandDispositionNarrativeDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#AcquisitionsandDispositionNarrativeDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/AcquisitionsandDispositionNarrativeDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/AcquisitionsandDispositionFairValueofAssetsAssumedandLiabilitiesAcquiredDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#AcquisitionsandDispositionFairValueofAssetsAssumedandLiabilitiesAcquiredDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/AcquisitionsandDispositionFairValueofAssetsAssumedandLiabilitiesAcquiredDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_990a38c2-a934-426f-b900-81eb68b55d75" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents_73e87ab6-0a7f-441d-aa27-81fea710dded" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_990a38c2-a934-426f-b900-81eb68b55d75" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents_73e87ab6-0a7f-441d-aa27-81fea710dded" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther_d4b115a2-b54e-4641-99b3-dbe6be11098a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_990a38c2-a934-426f-b900-81eb68b55d75" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther_d4b115a2-b54e-4641-99b3-dbe6be11098a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment_21075a0f-308d-4af8-adf7-07b527f278aa" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_990a38c2-a934-426f-b900-81eb68b55d75" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment_21075a0f-308d-4af8-adf7-07b527f278aa" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxAssets_a9bf9111-c25f-4724-8814-512d5c7452ee" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxAssets"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_990a38c2-a934-426f-b900-81eb68b55d75" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxAssets_a9bf9111-c25f-4724-8814-512d5c7452ee" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_3d5bc3a8-e20c-4587-bb5e-344cff7e7bd8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Goodwill"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_990a38c2-a934-426f-b900-81eb68b55d75" xlink:to="loc_us-gaap_Goodwill_3d5bc3a8-e20c-4587-bb5e-344cff7e7bd8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_0b3bc403-6ab3-4a49-bf78-8c101094186d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_990a38c2-a934-426f-b900-81eb68b55d75" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_0b3bc403-6ab3-4a49-bf78-8c101094186d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherNoncurrentAssets_055ebb27-5088-4ec0-8a8b-755fd1a190d4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherNoncurrentAssets"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_990a38c2-a934-426f-b900-81eb68b55d75" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherNoncurrentAssets_055ebb27-5088-4ec0-8a8b-755fd1a190d4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilities_42ec1840-27f8-4789-baca-6c813e481d84" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilities"/>
    <link:calculationArc order="8" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_990a38c2-a934-426f-b900-81eb68b55d75" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilities_42ec1840-27f8-4789-baca-6c813e481d84" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilities_62835433-f1ee-4160-a523-3e781051a8e2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilities"/>
    <link:calculationArc order="9" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_990a38c2-a934-426f-b900-81eb68b55d75" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilities_62835433-f1ee-4160-a523-3e781051a8e2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables_390684ad-5276-4416-bddd-8a9dc56adf23" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables"/>
    <link:calculationArc order="10" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_990a38c2-a934-426f-b900-81eb68b55d75" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables_390684ad-5276-4416-bddd-8a9dc56adf23" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.kellyservices.com/role/AcquisitionsandDispositionProFormaInformationDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#AcquisitionsandDispositionProFormaInformationDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/AcquisitionsandDispositionProFormaInformationDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/AcquisitionsandDispositionDispositionNarrativeDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#AcquisitionsandDispositionDispositionNarrativeDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/AcquisitionsandDispositionDispositionNarrativeDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/InvestmentinPersolHoldings" xlink:type="simple" xlink:href="kelya-20210103.xsd#InvestmentinPersolHoldings"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/InvestmentinPersolHoldings" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/InvestmentinPersolHoldingsNarrativeDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#InvestmentinPersolHoldingsNarrativeDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/InvestmentinPersolHoldingsNarrativeDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/InvestmentinPersolKellyKellyPteLtd" xlink:type="simple" xlink:href="kelya-20210103.xsd#InvestmentinPersolKellyKellyPteLtd"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/InvestmentinPersolKellyKellyPteLtd" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/InvestmentinPersolKellyKellyPteLtdNarrativeDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#InvestmentinPersolKellyKellyPteLtdNarrativeDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/InvestmentinPersolKellyKellyPteLtdNarrativeDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/FairValueMeasurements" xlink:type="simple" xlink:href="kelya-20210103.xsd#FairValueMeasurements"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/FairValueMeasurements" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/FairValueMeasurementsTables" xlink:type="simple" xlink:href="kelya-20210103.xsd#FairValueMeasurementsTables"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/FairValueMeasurementsTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/FairValueMeasurementsFairValueMeasurementsonaRecurringBasisDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#FairValueMeasurementsFairValueMeasurementsonaRecurringBasisDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/FairValueMeasurementsFairValueMeasurementsonaRecurringBasisDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesFairValueDisclosure_74624fa3-2d33-4ce1-93d8-919ff7a7e188" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesFairValueDisclosure"/>
    <link:loc xlink:type="locator" xlink:label="loc_kelya_EarnoutFairValueDisclosure_506dce78-031a-400f-966c-49a9089b80e7" xlink:href="kelya-20210103.xsd#kelya_EarnoutFairValueDisclosure"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesFairValueDisclosure_74624fa3-2d33-4ce1-93d8-919ff7a7e188" xlink:to="loc_kelya_EarnoutFairValueDisclosure_506dce78-031a-400f-966c-49a9089b80e7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_kelya_IndemnificationFairValueDisclosure_f302bc73-96ff-453c-ac0e-a2299647f41f" xlink:href="kelya-20210103.xsd#kelya_IndemnificationFairValueDisclosure"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesFairValueDisclosure_74624fa3-2d33-4ce1-93d8-919ff7a7e188" xlink:to="loc_kelya_IndemnificationFairValueDisclosure_f302bc73-96ff-453c-ac0e-a2299647f41f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsFairValueDisclosure_46f7f38a-e5dc-47c8-9ad4-75dcda9eb484" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsFairValueDisclosure"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MoneyMarketFundsAtCarryingValue_a4fba7e4-72ed-4906-b370-294279e8ec4d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_MoneyMarketFundsAtCarryingValue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsFairValueDisclosure_46f7f38a-e5dc-47c8-9ad4-75dcda9eb484" xlink:to="loc_us-gaap_MoneyMarketFundsAtCarryingValue_a4fba7e4-72ed-4906-b370-294279e8ec4d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesFvNi_3bc1ed4c-b98f-4353-bbc7-d492e327850d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquitySecuritiesFvNi"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsFairValueDisclosure_46f7f38a-e5dc-47c8-9ad4-75dcda9eb484" xlink:to="loc_us-gaap_EquitySecuritiesFvNi_3bc1ed4c-b98f-4353-bbc7-d492e327850d" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.kellyservices.com/role/FairValueMeasurementsNarrativeDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#FairValueMeasurementsNarrativeDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/FairValueMeasurementsNarrativeDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/Restructuring" xlink:type="simple" xlink:href="kelya-20210103.xsd#Restructuring"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/Restructuring" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/RestructuringTables" xlink:type="simple" xlink:href="kelya-20210103.xsd#RestructuringTables"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/RestructuringTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/RestructuringNarrativeDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#RestructuringNarrativeDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/RestructuringNarrativeDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/RestructuringScheduleofRestructuringandRelatedCostsDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#RestructuringScheduleofRestructuringandRelatedCostsDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/RestructuringScheduleofRestructuringandRelatedCostsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringCharges_ee20f50b-af37-41e4-aa19-eb4bd892b469" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RestructuringCharges"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnTerminationOfLease_94ebd03e-096e-4503-b0da-32d7e02ef411" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_GainLossOnTerminationOfLease"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_RestructuringCharges_ee20f50b-af37-41e4-aa19-eb4bd892b469" xlink:to="loc_us-gaap_GainLossOnTerminationOfLease_94ebd03e-096e-4503-b0da-32d7e02ef411" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SeveranceCosts1_471d4dbe-02ff-4858-9a5f-20bd7d06c3b9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SeveranceCosts1"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_RestructuringCharges_ee20f50b-af37-41e4-aa19-eb4bd892b469" xlink:to="loc_us-gaap_SeveranceCosts1_471d4dbe-02ff-4858-9a5f-20bd7d06c3b9" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.kellyservices.com/role/RestructuringRestructuringReserveDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#RestructuringRestructuringReserveDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/RestructuringRestructuringReserveDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/GoodwillandIntangibleAssets" xlink:type="simple" xlink:href="kelya-20210103.xsd#GoodwillandIntangibleAssets"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/GoodwillandIntangibleAssets" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/GoodwillandIntangibleAssetsTables" xlink:type="simple" xlink:href="kelya-20210103.xsd#GoodwillandIntangibleAssetsTables"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/GoodwillandIntangibleAssetsTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/GoodwillandIntangibleAssetsRollforwardDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#GoodwillandIntangibleAssetsRollforwardDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/GoodwillandIntangibleAssetsRollforwardDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/GoodwillandIntangibleAssetsFiniteandIndefiniteLivedIntangibleAssetsDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#GoodwillandIntangibleAssetsFiniteandIndefiniteLivedIntangibleAssetsDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/GoodwillandIntangibleAssetsFiniteandIndefiniteLivedIntangibleAssetsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntangibleAssetsGrossExcludingGoodwill_ebc2cf0b-aa2f-4722-a0a6-cc07617c246d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IntangibleAssetsGrossExcludingGoodwill"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_9231585b-8afc-408a-9a75-bcda12bf4179" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IntangibleAssetsGrossExcludingGoodwill_ebc2cf0b-aa2f-4722-a0a6-cc07617c246d" xlink:to="loc_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_9231585b-8afc-408a-9a75-bcda12bf4179" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsGross_60cf5aa1-9ba1-47d4-8345-a29f14c32d75" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsGross"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IntangibleAssetsGrossExcludingGoodwill_ebc2cf0b-aa2f-4722-a0a6-cc07617c246d" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsGross_60cf5aa1-9ba1-47d4-8345-a29f14c32d75" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_72a5624e-2e59-4b0d-a7bc-9d8be6ce177b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_1b29b949-6c73-4a58-a0db-e3f4cf597667" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_72a5624e-2e59-4b0d-a7bc-9d8be6ce177b" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_1b29b949-6c73-4a58-a0db-e3f4cf597667" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntangibleAssetsGrossExcludingGoodwill_6d6f534a-8fa1-4e3d-a4e1-cfa4c54fcb55" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IntangibleAssetsGrossExcludingGoodwill"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_72a5624e-2e59-4b0d-a7bc-9d8be6ce177b" xlink:to="loc_us-gaap_IntangibleAssetsGrossExcludingGoodwill_6d6f534a-8fa1-4e3d-a4e1-cfa4c54fcb55" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.kellyservices.com/role/GoodwillandIntangibleAssetsNarrativeDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#GoodwillandIntangibleAssetsNarrativeDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/GoodwillandIntangibleAssetsNarrativeDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/OtherAssets" xlink:type="simple" xlink:href="kelya-20210103.xsd#OtherAssets"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/OtherAssets" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/OtherAssetsTables" xlink:type="simple" xlink:href="kelya-20210103.xsd#OtherAssetsTables"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/OtherAssetsTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/OtherAssetsScheduleofOtherAssetsDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#OtherAssetsScheduleofOtherAssetsDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/OtherAssetsScheduleofOtherAssetsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsNoncurrent_9a35fa79-4789-4698-834d-e40dabd24e7c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherAssetsNoncurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredCompensationPlanAssets_5565294a-6dc0-46f1-882f-5b4689f1146b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredCompensationPlanAssets"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherAssetsNoncurrent_9a35fa79-4789-4698-834d-e40dabd24e7c" xlink:to="loc_us-gaap_DeferredCompensationPlanAssets_5565294a-6dc0-46f1-882f-5b4689f1146b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_kelya_Wagesubsidyreceivable_df3fbbdd-dc4b-4b34-a388-bd1dcec7b4b8" xlink:href="kelya-20210103.xsd#kelya_Wagesubsidyreceivable"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherAssetsNoncurrent_9a35fa79-4789-4698-834d-e40dabd24e7c" xlink:to="loc_kelya_Wagesubsidyreceivable_df3fbbdd-dc4b-4b34-a388-bd1dcec7b4b8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_07cdae93-eaed-4abe-9a00-9df4ef8d07e7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherAssetsNoncurrent_9a35fa79-4789-4698-834d-e40dabd24e7c" xlink:to="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_07cdae93-eaed-4abe-9a00-9df4ef8d07e7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableNetNoncurrent_d5ff9310-60b2-492e-81e0-a34681ad6e25" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountsReceivableNetNoncurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherAssetsNoncurrent_9a35fa79-4789-4698-834d-e40dabd24e7c" xlink:to="loc_us-gaap_AccountsReceivableNetNoncurrent_d5ff9310-60b2-492e-81e0-a34681ad6e25" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EstimatedInsuranceRecoveries_fcc5d054-bdb4-4155-8aae-0e13c7e4335e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EstimatedInsuranceRecoveries"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherAssetsNoncurrent_9a35fa79-4789-4698-834d-e40dabd24e7c" xlink:to="loc_us-gaap_EstimatedInsuranceRecoveries_fcc5d054-bdb4-4155-8aae-0e13c7e4335e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsMiscellaneousNoncurrent_9bd900c3-6956-416e-96ed-511861fb8e52" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherAssetsMiscellaneousNoncurrent"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherAssetsNoncurrent_9a35fa79-4789-4698-834d-e40dabd24e7c" xlink:to="loc_us-gaap_OtherAssetsMiscellaneousNoncurrent_9bd900c3-6956-416e-96ed-511861fb8e52" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.kellyservices.com/role/OtherAssetsNarrativeDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#OtherAssetsNarrativeDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/OtherAssetsNarrativeDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/Leases" xlink:type="simple" xlink:href="kelya-20210103.xsd#Leases"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/Leases" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/LeasesTables" xlink:type="simple" xlink:href="kelya-20210103.xsd#LeasesTables"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/LeasesTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/LeasesNarrativeDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#LeasesNarrativeDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/LeasesNarrativeDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/LeasesComponentsofLeaseExpenseDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#LeasesComponentsofLeaseExpenseDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/LeasesComponentsofLeaseExpenseDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LeaseCost_8b79a677-a3ff-4398-bc99-1c86e127eec1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LeaseCost"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseCost_3462c400-ad7b-4e37-8557-cc00c42ed750" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingLeaseCost"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LeaseCost_8b79a677-a3ff-4398-bc99-1c86e127eec1" xlink:to="loc_us-gaap_OperatingLeaseCost_3462c400-ad7b-4e37-8557-cc00c42ed750" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShortTermLeaseCost_d9752b6e-c106-4bc4-b181-1496016a03c3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShortTermLeaseCost"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LeaseCost_8b79a677-a3ff-4398-bc99-1c86e127eec1" xlink:to="loc_us-gaap_ShortTermLeaseCost_d9752b6e-c106-4bc4-b181-1496016a03c3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableLeaseCost_1ad438a8-15cb-4ed9-8860-497534d3ec0d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_VariableLeaseCost"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LeaseCost_8b79a677-a3ff-4398-bc99-1c86e127eec1" xlink:to="loc_us-gaap_VariableLeaseCost_1ad438a8-15cb-4ed9-8860-497534d3ec0d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseRightOfUseAssetAmortization_2cbce66b-887f-473b-8c80-f78ca4486be8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinanceLeaseRightOfUseAssetAmortization"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LeaseCost_8b79a677-a3ff-4398-bc99-1c86e127eec1" xlink:to="loc_us-gaap_FinanceLeaseRightOfUseAssetAmortization_2cbce66b-887f-473b-8c80-f78ca4486be8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseInterestPaymentOnLiability_ff7672b1-750d-42bb-b291-322f361053eb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinanceLeaseInterestPaymentOnLiability"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LeaseCost_8b79a677-a3ff-4398-bc99-1c86e127eec1" xlink:to="loc_us-gaap_FinanceLeaseInterestPaymentOnLiability_ff7672b1-750d-42bb-b291-322f361053eb" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.kellyservices.com/role/LeasesSupplementalConsolidatedBalanceSheetInformationRelatedtoLeasesDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#LeasesSupplementalConsolidatedBalanceSheetInformationRelatedtoLeasesDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/LeasesSupplementalConsolidatedBalanceSheetInformationRelatedtoLeasesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_kelya_LeasesLiabilities_8173b3cf-cb14-4500-9f17-27d524641970" xlink:href="kelya-20210103.xsd#kelya_LeasesLiabilities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityCurrent_d0473f9c-d141-4191-89db-6467f1cd2390" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingLeaseLiabilityCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_kelya_LeasesLiabilities_8173b3cf-cb14-4500-9f17-27d524641970" xlink:to="loc_us-gaap_OperatingLeaseLiabilityCurrent_d0473f9c-d141-4191-89db-6467f1cd2390" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityCurrent_5effa1f3-b987-4815-b44a-825e612b2328" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinanceLeaseLiabilityCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_kelya_LeasesLiabilities_8173b3cf-cb14-4500-9f17-27d524641970" xlink:to="loc_us-gaap_FinanceLeaseLiabilityCurrent_5effa1f3-b987-4815-b44a-825e612b2328" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_c2ae18fb-db95-40d8-a8c1-1e3efbb5691b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_kelya_LeasesLiabilities_8173b3cf-cb14-4500-9f17-27d524641970" xlink:to="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_c2ae18fb-db95-40d8-a8c1-1e3efbb5691b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityNoncurrent_c251558e-de48-42b0-b691-e29709377ea1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinanceLeaseLiabilityNoncurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_kelya_LeasesLiabilities_8173b3cf-cb14-4500-9f17-27d524641970" xlink:to="loc_us-gaap_FinanceLeaseLiabilityNoncurrent_c251558e-de48-42b0-b691-e29709377ea1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_kelya_LeasesRightOfUseAsset_53ff6823-2f64-462a-a077-1ecfa6234f64" xlink:href="kelya-20210103.xsd#kelya_LeasesRightOfUseAsset"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseRightOfUseAsset_ddc0e667-81c9-4b11-bfef-8180dc9f2ef5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingLeaseRightOfUseAsset"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_kelya_LeasesRightOfUseAsset_53ff6823-2f64-462a-a077-1ecfa6234f64" xlink:to="loc_us-gaap_OperatingLeaseRightOfUseAsset_ddc0e667-81c9-4b11-bfef-8180dc9f2ef5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseRightOfUseAsset_d0b71310-6fd1-42e9-ac4f-be50210af7f6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinanceLeaseRightOfUseAsset"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_kelya_LeasesRightOfUseAsset_53ff6823-2f64-462a-a077-1ecfa6234f64" xlink:to="loc_us-gaap_FinanceLeaseRightOfUseAsset_d0b71310-6fd1-42e9-ac4f-be50210af7f6" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.kellyservices.com/role/LeasesScheduleofLeasesTermsandDiscountRatesDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#LeasesScheduleofLeasesTermsandDiscountRatesDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/LeasesScheduleofLeasesTermsandDiscountRatesDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/LeasesOtherInformationRelatedtoOperatingLeasesDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#LeasesOtherInformationRelatedtoOperatingLeasesDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/LeasesOtherInformationRelatedtoOperatingLeasesDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/LeasesMaturitiesofOperatingandFinancingLeaseLiabilitiesDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#LeasesMaturitiesofOperatingandFinancingLeaseLiabilitiesDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/LeasesMaturitiesofOperatingandFinancingLeaseLiabilitiesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_9e837246-e180-496a-b350-e99b52825ae6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_9e71b1d5-318e-41b0-a1a7-d99c0277511e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_9e837246-e180-496a-b350-e99b52825ae6" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_9e71b1d5-318e-41b0-a1a7-d99c0277511e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiability_7be0e4ef-236e-4935-b31b-74f82c357901" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingLeaseLiability"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_9e837246-e180-496a-b350-e99b52825ae6" xlink:to="loc_us-gaap_OperatingLeaseLiability_7be0e4ef-236e-4935-b31b-74f82c357901" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_d71ed52b-6d4d-4fe2-ada7-85c3bfe7cdef" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDue"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueNextTwelveMonths_893ef923-0f60-4397-bae3-813f71d05852" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueNextTwelveMonths"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_d71ed52b-6d4d-4fe2-ada7-85c3bfe7cdef" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueNextTwelveMonths_893ef923-0f60-4397-bae3-813f71d05852" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo_b9f8f6ed-58fd-401f-8203-fedc3d08a211" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_d71ed52b-6d4d-4fe2-ada7-85c3bfe7cdef" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo_b9f8f6ed-58fd-401f-8203-fedc3d08a211" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree_217df536-0a9e-4759-8745-3eba681d066b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_d71ed52b-6d4d-4fe2-ada7-85c3bfe7cdef" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree_217df536-0a9e-4759-8745-3eba681d066b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFour_55611a4c-763f-46b1-a19d-a079344369a8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearFour"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_d71ed52b-6d4d-4fe2-ada7-85c3bfe7cdef" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFour_55611a4c-763f-46b1-a19d-a079344369a8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFive_a2c57289-7175-4cd8-bf84-848b11c1a0ae" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearFive"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_d71ed52b-6d4d-4fe2-ada7-85c3bfe7cdef" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFive_a2c57289-7175-4cd8-bf84-848b11c1a0ae" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueAfterYearFive_2f140797-5928-4124-a4ed-e79abfa654db" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueAfterYearFive"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_d71ed52b-6d4d-4fe2-ada7-85c3bfe7cdef" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueAfterYearFive_2f140797-5928-4124-a4ed-e79abfa654db" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.kellyservices.com/role/LeasesMaturitiesofOperatingandFinancingLeaseLiabilitiesDetails_1" xlink:type="simple" xlink:href="kelya-20210103.xsd#LeasesMaturitiesofOperatingandFinancingLeaseLiabilitiesDetails_1"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/LeasesMaturitiesofOperatingandFinancingLeaseLiabilitiesDetails_1" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_3a4ee7a7-7453-48e4-a350-c1999d1fed48" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_f4488abb-7d27-49d0-b7c8-cb593463a69d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_3a4ee7a7-7453-48e4-a350-c1999d1fed48" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_f4488abb-7d27-49d0-b7c8-cb593463a69d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_bdf979b0-29e3-4ce9-96de-2ee27181e761" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_3a4ee7a7-7453-48e4-a350-c1999d1fed48" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_bdf979b0-29e3-4ce9-96de-2ee27181e761" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_f66cfa7d-d258-47a9-9d2c-61070f8990ba" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_3a4ee7a7-7453-48e4-a350-c1999d1fed48" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_f66cfa7d-d258-47a9-9d2c-61070f8990ba" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_18def9e1-06e8-4f29-9a2a-6e32251e4fe6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_3a4ee7a7-7453-48e4-a350-c1999d1fed48" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_18def9e1-06e8-4f29-9a2a-6e32251e4fe6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_b06df805-1681-4fa0-89bb-13ddb44c370e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_3a4ee7a7-7453-48e4-a350-c1999d1fed48" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_b06df805-1681-4fa0-89bb-13ddb44c370e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_adbcbac6-f246-484d-8fdb-aae2ddefaca9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_3a4ee7a7-7453-48e4-a350-c1999d1fed48" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_adbcbac6-f246-484d-8fdb-aae2ddefaca9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_6bc8a4a4-f542-47e0-9d11-ba26dedfe1e0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDue"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount_b72bb825-f0ac-40c1-a366-9861d42db19d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_6bc8a4a4-f542-47e0-9d11-ba26dedfe1e0" xlink:to="loc_us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount_b72bb825-f0ac-40c1-a366-9861d42db19d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiability_dd3f7f54-2051-498b-8a45-74740163dcd9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinanceLeaseLiability"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_6bc8a4a4-f542-47e0-9d11-ba26dedfe1e0" xlink:to="loc_us-gaap_FinanceLeaseLiability_dd3f7f54-2051-498b-8a45-74740163dcd9" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.kellyservices.com/role/Debt" xlink:type="simple" xlink:href="kelya-20210103.xsd#Debt"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/Debt" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/DebtNarrativeDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#DebtNarrativeDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/DebtNarrativeDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/RetirementBenefits" xlink:type="simple" xlink:href="kelya-20210103.xsd#RetirementBenefits"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/RetirementBenefits" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/RetirementBenefitsNarrativeDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#RetirementBenefitsNarrativeDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/RetirementBenefitsNarrativeDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/StockholdersEquity" xlink:type="simple" xlink:href="kelya-20210103.xsd#StockholdersEquity"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/StockholdersEquity" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/StockholdersEquityTables" xlink:type="simple" xlink:href="kelya-20210103.xsd#StockholdersEquityTables"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/StockholdersEquityTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/StockholdersEquityNarrativeDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#StockholdersEquityNarrativeDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/StockholdersEquityNarrativeDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/StockholdersEquityChangesinAccumulatedOtherComprehensiveIncomebyComponentNetofTaxDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#StockholdersEquityChangesinAccumulatedOtherComprehensiveIncomebyComponentNetofTaxDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/StockholdersEquityChangesinAccumulatedOtherComprehensiveIncomebyComponentNetofTaxDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/EarningsPerShare" xlink:type="simple" xlink:href="kelya-20210103.xsd#EarningsPerShare"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/EarningsPerShare" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/EarningsPerShareTables" xlink:type="simple" xlink:href="kelya-20210103.xsd#EarningsPerShareTables"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/EarningsPerShareTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/EarningsPerShareCommonStockReconciliationofBasicandDilutedEarningsPerShareDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#EarningsPerShareCommonStockReconciliationofBasicandDilutedEarningsPerShareDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/EarningsPerShareCommonStockReconciliationofBasicandDilutedEarningsPerShareDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_93fa2cd8-215f-445e-89cf-4ba0449487f4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_d041b615-5de6-4255-a357-1e9035ec803f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_93fa2cd8-215f-445e-89cf-4ba0449487f4" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_d041b615-5de6-4255-a357-1e9035ec803f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_8904a75a-13b4-4600-9045-70d48fa40c41" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_93fa2cd8-215f-445e-89cf-4ba0449487f4" xlink:to="loc_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_8904a75a-13b4-4600-9045-70d48fa40c41" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_kelya_NetEarningsAvailableToCommonShareholders_7ef2d921-2bf8-45c7-b87d-77327f45006c" xlink:href="kelya-20210103.xsd#kelya_NetEarningsAvailableToCommonShareholders"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_01d1d4e9-635c-420a-9ecd-51c6a536753f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetIncomeLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_kelya_NetEarningsAvailableToCommonShareholders_7ef2d921-2bf8-45c7-b87d-77327f45006c" xlink:to="loc_us-gaap_NetIncomeLoss_01d1d4e9-635c-420a-9ecd-51c6a536753f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_kelya_ParticipatingSecuritiesDistributedandUndistributedEarningsLossBasicandDiluted_2d0147d7-188c-419e-a16f-1071c171eedf" xlink:href="kelya-20210103.xsd#kelya_ParticipatingSecuritiesDistributedandUndistributedEarningsLossBasicandDiluted"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_kelya_NetEarningsAvailableToCommonShareholders_7ef2d921-2bf8-45c7-b87d-77327f45006c" xlink:to="loc_kelya_ParticipatingSecuritiesDistributedandUndistributedEarningsLossBasicandDiluted_2d0147d7-188c-419e-a16f-1071c171eedf" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.kellyservices.com/role/EarningsPerShareNarrativeDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#EarningsPerShareNarrativeDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/EarningsPerShareNarrativeDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/StockBasedCompensation" xlink:type="simple" xlink:href="kelya-20210103.xsd#StockBasedCompensation"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/StockBasedCompensation" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/StockBasedCompensationTables" xlink:type="simple" xlink:href="kelya-20210103.xsd#StockBasedCompensationTables"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/StockBasedCompensationTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/StockBasedCompensationNarrativeDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#StockBasedCompensationNarrativeDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/StockBasedCompensationNarrativeDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/StockBasedCompensationSummaryofStatusofNonvestedRestrictedStockAwardsandUnitsDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#StockBasedCompensationSummaryofStatusofNonvestedRestrictedStockAwardsandUnitsDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/StockBasedCompensationSummaryofStatusofNonvestedRestrictedStockAwardsandUnitsDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/StockBasedCompensationSummaryofStatusofNonvestedPerformanceShareAwardsDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#StockBasedCompensationSummaryofStatusofNonvestedPerformanceShareAwardsDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/StockBasedCompensationSummaryofStatusofNonvestedPerformanceShareAwardsDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/SaleofAssets" xlink:type="simple" xlink:href="kelya-20210103.xsd#SaleofAssets"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/SaleofAssets" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/SaleofAssetsNarrativeDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#SaleofAssetsNarrativeDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/SaleofAssetsNarrativeDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/AssetImpairmentCharges" xlink:type="simple" xlink:href="kelya-20210103.xsd#AssetImpairmentCharges"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/AssetImpairmentCharges" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/AssetImpairmentChargesNarrativeDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#AssetImpairmentChargesNarrativeDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/AssetImpairmentChargesNarrativeDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/OtherIncomeExpenseNet" xlink:type="simple" xlink:href="kelya-20210103.xsd#OtherIncomeExpenseNet"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/OtherIncomeExpenseNet" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/OtherIncomeExpenseNetTables" xlink:type="simple" xlink:href="kelya-20210103.xsd#OtherIncomeExpenseNetTables"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/OtherIncomeExpenseNetTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/OtherIncomeExpenseNetScheduleofOtherIncomeExpenseNetDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#OtherIncomeExpenseNetScheduleofOtherIncomeExpenseNetDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/OtherIncomeExpenseNetScheduleofOtherIncomeExpenseNetDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNonoperatingIncomeExpense_68ca333c-2b67-4a28-8f13-229e8a4eaa44" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherNonoperatingIncomeExpense"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIncomeInterest_462b2d9e-3d11-49c5-ab3e-e1eeb9709505" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InvestmentIncomeInterest"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherNonoperatingIncomeExpense_68ca333c-2b67-4a28-8f13-229e8a4eaa44" xlink:to="loc_us-gaap_InvestmentIncomeInterest_462b2d9e-3d11-49c5-ab3e-e1eeb9709505" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpense_5c06dd3f-19ed-4e29-9093-a4f1bd87d934" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InterestExpense"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherNonoperatingIncomeExpense_68ca333c-2b67-4a28-8f13-229e8a4eaa44" xlink:to="loc_us-gaap_InterestExpense_5c06dd3f-19ed-4e29-9093-a4f1bd87d934" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIncomeDividend_7fb3af59-3457-4455-8061-f624e8366c5b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InvestmentIncomeDividend"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherNonoperatingIncomeExpense_68ca333c-2b67-4a28-8f13-229e8a4eaa44" xlink:to="loc_us-gaap_InvestmentIncomeDividend_7fb3af59-3457-4455-8061-f624e8366c5b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_36e0ac49-b22f-4c05-ba28-bb2eefda58dc" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ForeignCurrencyTransactionGainLossBeforeTax"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherNonoperatingIncomeExpense_68ca333c-2b67-4a28-8f13-229e8a4eaa44" xlink:to="loc_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_36e0ac49-b22f-4c05-ba28-bb2eefda58dc" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNonoperatingExpense_52fa8d3a-9b59-4914-8449-61f94d77a879" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherNonoperatingExpense"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherNonoperatingIncomeExpense_68ca333c-2b67-4a28-8f13-229e8a4eaa44" xlink:to="loc_us-gaap_OtherNonoperatingExpense_52fa8d3a-9b59-4914-8449-61f94d77a879" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNonoperatingIncome_e2b35133-7ccc-45f9-9148-756901dbec0b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherNonoperatingIncome"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherNonoperatingIncomeExpense_68ca333c-2b67-4a28-8f13-229e8a4eaa44" xlink:to="loc_us-gaap_OtherNonoperatingIncome_e2b35133-7ccc-45f9-9148-756901dbec0b" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.kellyservices.com/role/IncomeTaxes" xlink:type="simple" xlink:href="kelya-20210103.xsd#IncomeTaxes"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/IncomeTaxes" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/IncomeTaxesTables" xlink:type="simple" xlink:href="kelya-20210103.xsd#IncomeTaxesTables"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/IncomeTaxesTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/IncomeTaxesEarningsLossFromContinuingOperationsBeforeTaxesPerJurisdictionDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#IncomeTaxesEarningsLossFromContinuingOperationsBeforeTaxesPerJurisdictionDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/IncomeTaxesEarningsLossFromContinuingOperationsBeforeTaxesPerJurisdictionDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_21c8a698-6155-493b-adc3-76847c1ab4d5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic_92bf711e-7d46-4988-a5e4-60b08869417b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_21c8a698-6155-493b-adc3-76847c1ab4d5" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic_92bf711e-7d46-4988-a5e4-60b08869417b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign_262fc4fa-e70b-43c9-a470-65ae377aa4e7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_21c8a698-6155-493b-adc3-76847c1ab4d5" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign_262fc4fa-e70b-43c9-a470-65ae377aa4e7" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.kellyservices.com/role/IncomeTaxesProvisionforIncomeTaxesFromContinuingOperationsDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#IncomeTaxesProvisionforIncomeTaxesFromContinuingOperationsDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/IncomeTaxesProvisionforIncomeTaxesFromContinuingOperationsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_37cc25bf-4783-4bec-8183-7cb4f4b6f732" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredFederalIncomeTaxExpenseBenefit_09f46e32-2140-4dc9-b91d-d80802a1ea05" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredFederalIncomeTaxExpenseBenefit"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_37cc25bf-4783-4bec-8183-7cb4f4b6f732" xlink:to="loc_us-gaap_DeferredFederalIncomeTaxExpenseBenefit_09f46e32-2140-4dc9-b91d-d80802a1ea05" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit_23c48358-d3f1-49cc-a99f-10729f35333d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_37cc25bf-4783-4bec-8183-7cb4f4b6f732" xlink:to="loc_us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit_23c48358-d3f1-49cc-a99f-10729f35333d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredForeignIncomeTaxExpenseBenefit_cf7c8fe1-e65f-47b3-90e6-7cc0344855d1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredForeignIncomeTaxExpenseBenefit"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_37cc25bf-4783-4bec-8183-7cb4f4b6f732" xlink:to="loc_us-gaap_DeferredForeignIncomeTaxExpenseBenefit_cf7c8fe1-e65f-47b3-90e6-7cc0344855d1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CurrentIncomeTaxExpenseBenefit_07186552-b2d6-4574-9e5f-a8a8afda7353" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CurrentIncomeTaxExpenseBenefit"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CurrentFederalTaxExpenseBenefit_e1488d36-01c4-4067-8223-7cac1f7b20af" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CurrentFederalTaxExpenseBenefit"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CurrentIncomeTaxExpenseBenefit_07186552-b2d6-4574-9e5f-a8a8afda7353" xlink:to="loc_us-gaap_CurrentFederalTaxExpenseBenefit_e1488d36-01c4-4067-8223-7cac1f7b20af" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CurrentStateAndLocalTaxExpenseBenefit_ecf1fbc6-efea-4e22-9b55-1e3e422e0b41" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CurrentStateAndLocalTaxExpenseBenefit"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CurrentIncomeTaxExpenseBenefit_07186552-b2d6-4574-9e5f-a8a8afda7353" xlink:to="loc_us-gaap_CurrentStateAndLocalTaxExpenseBenefit_ecf1fbc6-efea-4e22-9b55-1e3e422e0b41" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CurrentForeignTaxExpenseBenefit_9bd4ee2e-7580-4f47-bab3-2412660d975a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CurrentForeignTaxExpenseBenefit"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CurrentIncomeTaxExpenseBenefit_07186552-b2d6-4574-9e5f-a8a8afda7353" xlink:to="loc_us-gaap_CurrentForeignTaxExpenseBenefit_9bd4ee2e-7580-4f47-bab3-2412660d975a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_27f74374-ea65-4bd8-bee2-72f195063a0d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CurrentIncomeTaxExpenseBenefit_060ce6fc-0c7e-4253-80f2-a37daf80b93c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CurrentIncomeTaxExpenseBenefit"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_27f74374-ea65-4bd8-bee2-72f195063a0d" xlink:to="loc_us-gaap_CurrentIncomeTaxExpenseBenefit_060ce6fc-0c7e-4253-80f2-a37daf80b93c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_0b8fcadf-f78a-4d56-af1b-83a6034e69a1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_27f74374-ea65-4bd8-bee2-72f195063a0d" xlink:to="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_0b8fcadf-f78a-4d56-af1b-83a6034e69a1" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.kellyservices.com/role/IncomeTaxesDeferredTaxesDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#IncomeTaxesDeferredTaxesDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/IncomeTaxesDeferredTaxesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsLiabilitiesNet_1f63aff6-514d-4011-83d0-d084de62aa23" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredTaxAssetsLiabilitiesNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment_54112891-a199-4bdc-8d32-fbab7ceb4e41" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsLiabilitiesNet_1f63aff6-514d-4011-83d0-d084de62aa23" xlink:to="loc_us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment_54112891-a199-4bdc-8d32-fbab7ceb4e41" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxLiabilitiesLeasingArrangements_31b0c754-8f5e-42d9-8c90-170f4416271e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredTaxLiabilitiesLeasingArrangements"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsLiabilitiesNet_1f63aff6-514d-4011-83d0-d084de62aa23" xlink:to="loc_us-gaap_DeferredTaxLiabilitiesLeasingArrangements_31b0c754-8f5e-42d9-8c90-170f4416271e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits_83340e23-6a04-4c59-8cc9-6993b976b00e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsLiabilitiesNet_1f63aff6-514d-4011-83d0-d084de62aa23" xlink:to="loc_us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits_83340e23-6a04-4c59-8cc9-6993b976b00e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsSelfInsurance_0ed75280-6f6c-4ca2-9cda-eb4962c6dc06" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsSelfInsurance"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsLiabilitiesNet_1f63aff6-514d-4011-83d0-d084de62aa23" xlink:to="loc_us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsSelfInsurance_0ed75280-6f6c-4ca2-9cda-eb4962c6dc06" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_kelya_DeferredTaxAssetsAccruedPayrollAndRelatedTaxes_d0edb591-9449-461f-9849-ba45d7052b11" xlink:href="kelya-20210103.xsd#kelya_DeferredTaxAssetsAccruedPayrollAndRelatedTaxes"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsLiabilitiesNet_1f63aff6-514d-4011-83d0-d084de62aa23" xlink:to="loc_kelya_DeferredTaxAssetsAccruedPayrollAndRelatedTaxes_d0edb591-9449-461f-9849-ba45d7052b11" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxLiabilitiesInvestments_dbabf75a-8517-4635-b6ab-c4553ff62d43" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredTaxLiabilitiesInvestments"/>
    <link:calculationArc order="6" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsLiabilitiesNet_1f63aff6-514d-4011-83d0-d084de62aa23" xlink:to="loc_us-gaap_DeferredTaxLiabilitiesInvestments_dbabf75a-8517-4635-b6ab-c4553ff62d43" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsEquityMethodInvestments_c747bdbb-2807-45f3-8ec8-a95b840af9e4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredTaxAssetsEquityMethodInvestments"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsLiabilitiesNet_1f63aff6-514d-4011-83d0-d084de62aa23" xlink:to="loc_us-gaap_DeferredTaxAssetsEquityMethodInvestments_c747bdbb-2807-45f3-8ec8-a95b840af9e4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsOperatingLossCarryforwards_a488435b-d3ae-4227-90ce-4d792c9c6e06" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredTaxAssetsOperatingLossCarryforwards"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsLiabilitiesNet_1f63aff6-514d-4011-83d0-d084de62aa23" xlink:to="loc_us-gaap_DeferredTaxAssetsOperatingLossCarryforwards_a488435b-d3ae-4227-90ce-4d792c9c6e06" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsTaxCreditCarryforwards_88cc0ff3-9d60-4cee-8e34-17a6bbf82ab9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredTaxAssetsTaxCreditCarryforwards"/>
    <link:calculationArc order="9" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsLiabilitiesNet_1f63aff6-514d-4011-83d0-d084de62aa23" xlink:to="loc_us-gaap_DeferredTaxAssetsTaxCreditCarryforwards_88cc0ff3-9d60-4cee-8e34-17a6bbf82ab9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsOther_c05b8e18-ae1a-49fe-af41-48970e2d50c0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredTaxAssetsOther"/>
    <link:calculationArc order="10" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsLiabilitiesNet_1f63aff6-514d-4011-83d0-d084de62aa23" xlink:to="loc_us-gaap_DeferredTaxAssetsOther_c05b8e18-ae1a-49fe-af41-48970e2d50c0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsValuationAllowance_8aac6822-e3db-4de6-b00f-5471bf58a180" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredTaxAssetsValuationAllowance"/>
    <link:calculationArc order="11" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsLiabilitiesNet_1f63aff6-514d-4011-83d0-d084de62aa23" xlink:to="loc_us-gaap_DeferredTaxAssetsValuationAllowance_8aac6822-e3db-4de6-b00f-5471bf58a180" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.kellyservices.com/role/IncomeTaxesDeferredTaxBalanceClassifiedinConsolidatedBalanceSheetDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#IncomeTaxesDeferredTaxBalanceClassifiedinConsolidatedBalanceSheetDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/IncomeTaxesDeferredTaxBalanceClassifiedinConsolidatedBalanceSheetDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsLiabilitiesNet_9914d945-a91b-4595-814e-00e44cafd58c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredTaxAssetsLiabilitiesNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxAssetsNet_6552c980-a73b-49ac-96d4-f684b47248af" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredIncomeTaxAssetsNet"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsLiabilitiesNet_9914d945-a91b-4595-814e-00e44cafd58c" xlink:to="loc_us-gaap_DeferredIncomeTaxAssetsNet_6552c980-a73b-49ac-96d4-f684b47248af" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxLiabilitiesNet_a1a8bcea-4486-426d-83ce-be755c0dec4f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredIncomeTaxLiabilitiesNet"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsLiabilitiesNet_9914d945-a91b-4595-814e-00e44cafd58c" xlink:to="loc_us-gaap_DeferredIncomeTaxLiabilitiesNet_a1a8bcea-4486-426d-83ce-be755c0dec4f" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.kellyservices.com/role/IncomeTaxesNarrativeDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#IncomeTaxesNarrativeDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/IncomeTaxesNarrativeDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/IncomeTaxesDifferencesBetweenIncomeTaxesFromContinuingOperationsandUSStatutoryRateDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#IncomeTaxesDifferencesBetweenIncomeTaxesFromContinuingOperationsandUSStatutoryRateDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/IncomeTaxesDifferencesBetweenIncomeTaxesFromContinuingOperationsandUSStatutoryRateDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_30034392-301e-44d2-b1e2-d94ecf7a7d2a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate_51c7c2ec-836d-476a-9934-15ab41263a19" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_30034392-301e-44d2-b1e2-d94ecf7a7d2a" xlink:to="loc_us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate_51c7c2ec-836d-476a-9934-15ab41263a19" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes_6ac7645c-8aae-4926-bf14-44fcbbe19bfd" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_30034392-301e-44d2-b1e2-d94ecf7a7d2a" xlink:to="loc_us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes_6ac7645c-8aae-4926-bf14-44fcbbe19bfd" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential_6846a96d-7806-4103-8167-388f6014cb0a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_30034392-301e-44d2-b1e2-d94ecf7a7d2a" xlink:to="loc_us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential_6846a96d-7806-4103-8167-388f6014cb0a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationDispositionOfBusiness_cba5ef95-dd3b-41d0-9bfa-31978c20ba08" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxReconciliationDispositionOfBusiness"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_30034392-301e-44d2-b1e2-d94ecf7a7d2a" xlink:to="loc_us-gaap_IncomeTaxReconciliationDispositionOfBusiness_cba5ef95-dd3b-41d0-9bfa-31978c20ba08" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationTaxCredits_4734caa7-7e28-4edc-b599-ec5488152873" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxReconciliationTaxCredits"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_30034392-301e-44d2-b1e2-d94ecf7a7d2a" xlink:to="loc_us-gaap_IncomeTaxReconciliationTaxCredits_4734caa7-7e28-4edc-b599-ec5488152873" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_kelya_IncomeTaxReconciliationLifeInsuranceCashSurrenderValue_99d29cf1-c732-4e66-9e49-c05b302b6acc" xlink:href="kelya-20210103.xsd#kelya_IncomeTaxReconciliationLifeInsuranceCashSurrenderValue"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_30034392-301e-44d2-b1e2-d94ecf7a7d2a" xlink:to="loc_kelya_IncomeTaxReconciliationLifeInsuranceCashSurrenderValue_99d29cf1-c732-4e66-9e49-c05b302b6acc" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationTaxCreditsForeign_efe01d1d-f9a5-4d58-96b7-22346292644f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxReconciliationTaxCreditsForeign"/>
    <link:calculationArc order="7" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_30034392-301e-44d2-b1e2-d94ecf7a7d2a" xlink:to="loc_us-gaap_IncomeTaxReconciliationTaxCreditsForeign_efe01d1d-f9a5-4d58-96b7-22346292644f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_kelya_EffectiveIncomeTaxRateReconciliationGlobalIntangibleLowTaxedIncomeNetofForeignTaxCreditAmount_338ea09d-3c75-4dd8-97c2-4390630917fd" xlink:href="kelya-20210103.xsd#kelya_EffectiveIncomeTaxRateReconciliationGlobalIntangibleLowTaxedIncomeNetofForeignTaxCreditAmount"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_30034392-301e-44d2-b1e2-d94ecf7a7d2a" xlink:to="loc_kelya_EffectiveIncomeTaxRateReconciliationGlobalIntangibleLowTaxedIncomeNetofForeignTaxCreditAmount_338ea09d-3c75-4dd8-97c2-4390630917fd" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationDeductionsExtraterritorialIncomeExclusion_5f278814-d28c-4fd1-9468-97abf31e0376" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxReconciliationDeductionsExtraterritorialIncomeExclusion"/>
    <link:calculationArc order="9" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_30034392-301e-44d2-b1e2-d94ecf7a7d2a" xlink:to="loc_us-gaap_IncomeTaxReconciliationDeductionsExtraterritorialIncomeExclusion_5f278814-d28c-4fd1-9468-97abf31e0376" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_kelya_IncomeTaxReconciliationForeignBusinessTaxes_6882d07f-9296-41a7-a958-de81985b9b64" xlink:href="kelya-20210103.xsd#kelya_IncomeTaxReconciliationForeignBusinessTaxes"/>
    <link:calculationArc order="10" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_30034392-301e-44d2-b1e2-d94ecf7a7d2a" xlink:to="loc_kelya_IncomeTaxReconciliationForeignBusinessTaxes_6882d07f-9296-41a7-a958-de81985b9b64" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationNondeductibleExpense_a633494c-1cab-451c-9743-8c9f06f68d8e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxReconciliationNondeductibleExpense"/>
    <link:calculationArc order="11" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_30034392-301e-44d2-b1e2-d94ecf7a7d2a" xlink:to="loc_us-gaap_IncomeTaxReconciliationNondeductibleExpense_a633494c-1cab-451c-9743-8c9f06f68d8e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_kelya_TaxLawChange_1c7c3629-6940-44c6-9fcb-b1ed2ada12ca" xlink:href="kelya-20210103.xsd#kelya_TaxLawChange"/>
    <link:calculationArc order="12" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_30034392-301e-44d2-b1e2-d94ecf7a7d2a" xlink:to="loc_kelya_TaxLawChange_1c7c3629-6940-44c6-9fcb-b1ed2ada12ca" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance_2229ba7b-7052-4f6e-8d86-c896be1dedb7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance"/>
    <link:calculationArc order="13" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_30034392-301e-44d2-b1e2-d94ecf7a7d2a" xlink:to="loc_us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance_2229ba7b-7052-4f6e-8d86-c896be1dedb7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost_1844deac-12c8-47a7-9ba0-4c250a2bcba9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost"/>
    <link:calculationArc order="14" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_30034392-301e-44d2-b1e2-d94ecf7a7d2a" xlink:to="loc_us-gaap_IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost_1844deac-12c8-47a7-9ba0-4c250a2bcba9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationNondeductibleExpenseImpairmentLosses_c1999761-0d68-49b2-9c77-69aedc9a8947" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxReconciliationNondeductibleExpenseImpairmentLosses"/>
    <link:calculationArc order="15" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_30034392-301e-44d2-b1e2-d94ecf7a7d2a" xlink:to="loc_us-gaap_IncomeTaxReconciliationNondeductibleExpenseImpairmentLosses_c1999761-0d68-49b2-9c77-69aedc9a8947" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.kellyservices.com/role/IncomeTaxesReconciliationofUnrecognizedTaxBenefitsDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#IncomeTaxesReconciliationofUnrecognizedTaxBenefitsDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/IncomeTaxesReconciliationofUnrecognizedTaxBenefitsDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/SupplementalCashFlowInformation" xlink:type="simple" xlink:href="kelya-20210103.xsd#SupplementalCashFlowInformation"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/SupplementalCashFlowInformation" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/SupplementalCashFlowInformationTables" xlink:type="simple" xlink:href="kelya-20210103.xsd#SupplementalCashFlowInformationTables"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/SupplementalCashFlowInformationTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/SupplementalCashFlowInformationChangesInOperatingAssetsAndLiabilitiesNetofAcquisitionsDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#SupplementalCashFlowInformationChangesInOperatingAssetsAndLiabilitiesNetofAcquisitionsDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/SupplementalCashFlowInformationChangesInOperatingAssetsAndLiabilitiesNetofAcquisitionsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOperatingCapital_32de9eb6-0304-41e4-b435-81be7f8b97c7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInOperatingCapital"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_70c8fc14-7062-4ea0-bdd1-4a27fa1f2f20" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsReceivable"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapital_32de9eb6-0304-41e4-b435-81be7f8b97c7" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_70c8fc14-7062-4ea0-bdd1-4a27fa1f2f20" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_40bcf009-9beb-479f-9051-4d07c321b53c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapital_32de9eb6-0304-41e4-b435-81be7f8b97c7" xlink:to="loc_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_40bcf009-9beb-479f-9051-4d07c321b53c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_665ee4a6-872a-4a1c-8a97-bf95de0716f6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapital_32de9eb6-0304-41e4-b435-81be7f8b97c7" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_665ee4a6-872a-4a1c-8a97-bf95de0716f6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInEmployeeRelatedLiabilities_bca01625-43f0-4d2e-aed1-36a02cbaffd2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInEmployeeRelatedLiabilities"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapital_32de9eb6-0304-41e4-b435-81be7f8b97c7" xlink:to="loc_us-gaap_IncreaseDecreaseInEmployeeRelatedLiabilities_bca01625-43f0-4d2e-aed1-36a02cbaffd2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInWorkersCompensationLiabilities_8a62a714-67af-468d-8e64-4733c7be9d19" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInWorkersCompensationLiabilities"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapital_32de9eb6-0304-41e4-b435-81be7f8b97c7" xlink:to="loc_us-gaap_IncreaseDecreaseInWorkersCompensationLiabilities_8a62a714-67af-468d-8e64-4733c7be9d19" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccruedTaxesPayable_5040ec5f-d9bd-46d1-aede-5d61efc2f009" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInAccruedTaxesPayable"/>
    <link:calculationArc order="6" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapital_32de9eb6-0304-41e4-b435-81be7f8b97c7" xlink:to="loc_us-gaap_IncreaseDecreaseInAccruedTaxesPayable_5040ec5f-d9bd-46d1-aede-5d61efc2f009" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_kelya_IncreaseDecreaseInOperatingLeaseLiabilities_f9d7d6e5-2c96-48e3-b65f-76afbe7b181c" xlink:href="kelya-20210103.xsd#kelya_IncreaseDecreaseInOperatingLeaseLiabilities"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapital_32de9eb6-0304-41e4-b435-81be7f8b97c7" xlink:to="loc_kelya_IncreaseDecreaseInOperatingLeaseLiabilities_f9d7d6e5-2c96-48e3-b65f-76afbe7b181c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_kelya_IncreaseDecreaseInRightOfUseAssetsRealEstateAndEquipment_5d48976c-5521-4586-ae70-56cb11309f52" xlink:href="kelya-20210103.xsd#kelya_IncreaseDecreaseInRightOfUseAssetsRealEstateAndEquipment"/>
    <link:calculationArc order="8" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapital_32de9eb6-0304-41e4-b435-81be7f8b97c7" xlink:to="loc_kelya_IncreaseDecreaseInRightOfUseAssetsRealEstateAndEquipment_5d48976c-5521-4586-ae70-56cb11309f52" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.kellyservices.com/role/SupplementalCashFlowInformationNarrativeDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#SupplementalCashFlowInformationNarrativeDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/SupplementalCashFlowInformationNarrativeDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/Commitments" xlink:type="simple" xlink:href="kelya-20210103.xsd#Commitments"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/Commitments" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/CommitmentsNarrativeDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#CommitmentsNarrativeDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/CommitmentsNarrativeDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/Contingencies" xlink:type="simple" xlink:href="kelya-20210103.xsd#Contingencies"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/Contingencies" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/ContingenciesNarrativeDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#ContingenciesNarrativeDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/ContingenciesNarrativeDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/SegmentDisclosures" xlink:type="simple" xlink:href="kelya-20210103.xsd#SegmentDisclosures"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/SegmentDisclosures" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/SegmentDisclosuresTables" xlink:type="simple" xlink:href="kelya-20210103.xsd#SegmentDisclosuresTables"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/SegmentDisclosuresTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/SegmentDisclosuresNarrativeDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#SegmentDisclosuresNarrativeDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/SegmentDisclosuresNarrativeDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/SegmentDisclosuresSegmentRevenuePerServiceDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#SegmentDisclosuresSegmentRevenuePerServiceDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/SegmentDisclosuresSegmentRevenuePerServiceDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/SegmentDisclosuresSegmentEarningsfromOperationsDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#SegmentDisclosuresSegmentEarningsfromOperationsDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/SegmentDisclosuresSegmentEarningsfromOperationsDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/SegmentDisclosuresSummaryofRevenueFromServicesbyGeographicAreaDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#SegmentDisclosuresSummaryofRevenueFromServicesbyGeographicAreaDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/SegmentDisclosuresSummaryofRevenueFromServicesbyGeographicAreaDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/SegmentDisclosuresSummaryofLongLivedAssetsByGeographicAreaDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#SegmentDisclosuresSummaryofLongLivedAssetsByGeographicAreaDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/SegmentDisclosuresSummaryofLongLivedAssetsByGeographicAreaDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/NewAccountingPronouncements" xlink:type="simple" xlink:href="kelya-20210103.xsd#NewAccountingPronouncements"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/NewAccountingPronouncements" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/NewAccountingPronouncementsDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#NewAccountingPronouncementsDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/NewAccountingPronouncementsDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/RelatedPartyTransactions" xlink:type="simple" xlink:href="kelya-20210103.xsd#RelatedPartyTransactions"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/RelatedPartyTransactions" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/RelatedPartyTransactionsNarrativeDetails" xlink:type="simple" xlink:href="kelya-20210103.xsd#RelatedPartyTransactionsNarrativeDetails"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/RelatedPartyTransactionsNarrativeDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/ScheduleIIValuationReserves" xlink:type="simple" xlink:href="kelya-20210103.xsd#ScheduleIIValuationReserves"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/ScheduleIIValuationReserves" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.kellyservices.com/role/ScheduleIIValuationReservesDetailsValuationReserves" xlink:type="simple" xlink:href="kelya-20210103.xsd#ScheduleIIValuationReservesDetailsValuationReserves"/>
  <link:calculationLink xlink:role="http://www.kellyservices.com/role/ScheduleIIValuationReservesDetailsValuationReserves" xlink:type="extended"/>
</link:linkbase>
