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

<!--XBRL Document Created with the Workiva Platform-->
<!--Copyright 2026 Workiva-->
<!--r:019c4d38-408f-7399-a10f-71a964017836,g:8be1621e-a4e8-4646-95ff-b4f45800a262-->
<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:arcroleRef arcroleURI="https://xbrl.org/2023/arcrole/summation-item" xlink:type="simple" xlink:href="https://www.xbrl.org/2023/calculation-1.1.xsd#summation-item"/>
  <link:roleRef roleURI="http://www.adp.com/role/StatementsofConsolidatedEarnings" xlink:type="simple" xlink:href="adp-20260331.xsd#StatementsofConsolidatedEarnings"/>
  <link:calculationLink xlink:role="http://www.adp.com/role/StatementsofConsolidatedEarnings" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostsAndExpenses_019c4d38-4241-7dc0-8618-8778023ab310" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CostsAndExpenses"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SellingGeneralAndAdministrativeExpense_019c4d38-4241-7803-88f1-64037f2ea8fb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SellingGeneralAndAdministrativeExpense"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_019c4d38-4241-7dc0-8618-8778023ab310" xlink:to="loc_us-gaap_SellingGeneralAndAdministrativeExpense_019c4d38-4241-7803-88f1-64037f2ea8fb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfGoodsAndServicesSold_019c4d38-4241-714e-9ead-f97dd380d538" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CostOfGoodsAndServicesSold"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_019c4d38-4241-7dc0-8618-8778023ab310" xlink:to="loc_us-gaap_CostOfGoodsAndServicesSold_019c4d38-4241-714e-9ead-f97dd380d538" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpense_019c4d38-4241-74ae-84d9-fcb66963bc54" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterestExpense"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_019c4d38-4241-7dc0-8618-8778023ab310" xlink:to="loc_us-gaap_InterestExpense_019c4d38-4241-74ae-84d9-fcb66963bc54" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_019c4d38-4241-7e29-9291-87fc26d6818a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetIncomeLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019c4d38-4241-7ebd-b408-002565d3f2a0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLoss_019c4d38-4241-7e29-9291-87fc26d6818a" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019c4d38-4241-7ebd-b408-002565d3f2a0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_019c4d38-4241-7422-8001-4c692ffc2e4d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLoss_019c4d38-4241-7e29-9291-87fc26d6818a" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_019c4d38-4241-7422-8001-4c692ffc2e4d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfGoodsAndServicesSold_019c4d38-4241-7526-aa8a-aa9f8c6bf758" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CostOfGoodsAndServicesSold"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingCostsAndExpenses_019c4d38-4241-7330-a6d4-663f1cd7cb67" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingCostsAndExpenses"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CostOfGoodsAndServicesSold_019c4d38-4241-7526-aa8a-aa9f8c6bf758" xlink:to="loc_us-gaap_OperatingCostsAndExpenses_019c4d38-4241-7330-a6d4-663f1cd7cb67" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ResearchAndDevelopmentExpense_019c4d38-4241-7a19-b356-b9537f3fed4b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ResearchAndDevelopmentExpense"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CostOfGoodsAndServicesSold_019c4d38-4241-7526-aa8a-aa9f8c6bf758" xlink:to="loc_us-gaap_ResearchAndDevelopmentExpense_019c4d38-4241-7a19-b356-b9537f3fed4b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfGoodsAndServicesSoldDepreciationAndAmortization_019c4d38-4241-7e60-b01e-c88d16a027ed" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CostOfGoodsAndServicesSoldDepreciationAndAmortization"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CostOfGoodsAndServicesSold_019c4d38-4241-7526-aa8a-aa9f8c6bf758" xlink:to="loc_us-gaap_CostOfGoodsAndServicesSoldDepreciationAndAmortization_019c4d38-4241-7e60-b01e-c88d16a027ed" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019c4d38-4241-7888-9a2b-4b6e9244eff3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_019c4d38-4241-73c2-a1bb-e821fc24652d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019c4d38-4241-7888-9a2b-4b6e9244eff3" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_019c4d38-4241-73c2-a1bb-e821fc24652d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NonoperatingIncomeExpense_019c4d38-4241-7947-bfbc-73a920e26f0c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NonoperatingIncomeExpense"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019c4d38-4241-7888-9a2b-4b6e9244eff3" xlink:to="loc_us-gaap_NonoperatingIncomeExpense_019c4d38-4241-7947-bfbc-73a920e26f0c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostsAndExpenses_019c4d38-4241-7b1e-90b2-203842a6ec6e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CostsAndExpenses"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019c4d38-4241-7888-9a2b-4b6e9244eff3" xlink:to="loc_us-gaap_CostsAndExpenses_019c4d38-4241-7b1e-90b2-203842a6ec6e" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.adp.com/role/StatementsofConsolidatedComprehensiveIncome" xlink:type="simple" xlink:href="adp-20260331.xsd#StatementsofConsolidatedComprehensiveIncome"/>
  <link:calculationLink xlink:role="http://www.adp.com/role/StatementsofConsolidatedComprehensiveIncome" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTax_019c4d38-4241-73fe-9037-f0d9905edede" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ComprehensiveIncomeNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_019c4d38-4241-764c-84a1-3cf048ea04e7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_019c4d38-4241-73fe-9037-f0d9905edede" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_019c4d38-4241-764c-84a1-3cf048ea04e7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_019c4d38-4241-75f2-862c-ee1066e52653" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetIncomeLoss"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_019c4d38-4241-73fe-9037-f0d9905edede" xlink:to="loc_us-gaap_NetIncomeLoss_019c4d38-4241-75f2-862c-ee1066e52653" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_019c4d38-4241-7539-8aaa-622d581d7b25" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax_019c4d38-4241-76a5-9251-62b491358345" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_019c4d38-4241-7539-8aaa-622d581d7b25" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax_019c4d38-4241-76a5-9251-62b491358345" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax_019c4d38-4241-7c95-8a6f-ce925cd855bd" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_019c4d38-4241-7539-8aaa-622d581d7b25" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax_019c4d38-4241-7c95-8a6f-ce925cd855bd" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax_019c4d38-4241-7ef6-915c-ca4a8150bdd7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_019c4d38-4241-7539-8aaa-622d581d7b25" xlink:to="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax_019c4d38-4241-7ef6-915c-ca4a8150bdd7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansBeforeTax_019c4d38-4241-7295-ad6a-a27f46f6aed9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansBeforeTax"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_019c4d38-4241-7539-8aaa-622d581d7b25" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansBeforeTax_019c4d38-4241-7295-ad6a-a27f46f6aed9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax_019c4d38-4241-73de-95b5-b3c205d352e4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_019c4d38-4241-7539-8aaa-622d581d7b25" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax_019c4d38-4241-73de-95b5-b3c205d352e4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax_019c4d38-4241-7db9-a40f-d4c57ac7710c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax"/>
    <link:calculationArc order="6" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_019c4d38-4241-7539-8aaa-622d581d7b25" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax_019c4d38-4241-7db9-a40f-d4c57ac7710c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansTax_019c4d38-4241-7017-8cf1-301ee23a1506" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansTax"/>
    <link:calculationArc order="7" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_019c4d38-4241-7539-8aaa-622d581d7b25" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansTax_019c4d38-4241-7017-8cf1-301ee23a1506" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax_019c4d38-4241-730b-9dbe-07888c606965" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_019c4d38-4241-7539-8aaa-622d581d7b25" xlink:to="loc_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax_019c4d38-4241-730b-9dbe-07888c606965" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax_019c4d38-4241-7a34-a922-f23c780dd722" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax"/>
    <link:calculationArc order="9" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_019c4d38-4241-7539-8aaa-622d581d7b25" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax_019c4d38-4241-7a34-a922-f23c780dd722" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax_019c4d38-4241-79e9-b10a-9a96dbd5d784" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax"/>
    <link:calculationArc order="10" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_019c4d38-4241-7539-8aaa-622d581d7b25" xlink:to="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax_019c4d38-4241-79e9-b10a-9a96dbd5d784" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax_019c4d38-4241-7f65-a38b-978d5db299b8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax"/>
    <link:calculationArc order="11" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_019c4d38-4241-7539-8aaa-622d581d7b25" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax_019c4d38-4241-7f65-a38b-978d5db299b8" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.adp.com/role/ConsolidatedBalanceSheets" xlink:type="simple" xlink:href="adp-20260331.xsd#ConsolidatedBalanceSheets"/>
  <link:calculationLink xlink:role="http://www.adp.com/role/ConsolidatedBalanceSheets" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_019c4d38-4241-7f30-8e6d-452a6115c925" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_adp_ClientFundsObligations_019c4d38-4241-74be-bcc6-4eb6c5c9fdcb" xlink:href="adp-20260331.xsd#adp_ClientFundsObligations"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_019c4d38-4241-7f30-8e6d-452a6115c925" xlink:to="loc_adp_ClientFundsObligations_019c4d38-4241-74be-bcc6-4eb6c5c9fdcb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_adp_TotalCurrentLiabilitiesBeforeClientFundsObligations_019c4d38-4241-7e86-9759-ff557b15f731" xlink:href="adp-20260331.xsd#adp_TotalCurrentLiabilitiesBeforeClientFundsObligations"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_019c4d38-4241-7f30-8e6d-452a6115c925" xlink:to="loc_adp_TotalCurrentLiabilitiesBeforeClientFundsObligations_019c4d38-4241-7e86-9759-ff557b15f731" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_019c4d38-4241-70a0-9566-dd44dbacfc43" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockValue_019c4d38-4241-723a-9c40-51a6f60a3f65" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PreferredStockValue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_019c4d38-4241-70a0-9566-dd44dbacfc43" xlink:to="loc_us-gaap_PreferredStockValue_019c4d38-4241-723a-9c40-51a6f60a3f65" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockValue_019c4d38-4241-798d-ab42-d4839e72c6fb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockValue"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_019c4d38-4241-70a0-9566-dd44dbacfc43" xlink:to="loc_us-gaap_CommonStockValue_019c4d38-4241-798d-ab42-d4839e72c6fb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapitalCommonStock_019c4d38-4241-7878-aafb-b3151c723ae7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AdditionalPaidInCapitalCommonStock"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_019c4d38-4241-70a0-9566-dd44dbacfc43" xlink:to="loc_us-gaap_AdditionalPaidInCapitalCommonStock_019c4d38-4241-7878-aafb-b3151c723ae7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_019c4d38-4241-77da-b773-751ded4b6235" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RetainedEarningsAccumulatedDeficit"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_019c4d38-4241-70a0-9566-dd44dbacfc43" xlink:to="loc_us-gaap_RetainedEarningsAccumulatedDeficit_019c4d38-4241-77da-b773-751ded4b6235" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockValue_019c4d38-4241-787a-873f-4e8bfd34218b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TreasuryStockValue"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_019c4d38-4241-70a0-9566-dd44dbacfc43" xlink:to="loc_us-gaap_TreasuryStockValue_019c4d38-4241-787a-873f-4e8bfd34218b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_019c4d38-4241-7705-8928-7c66fd4b6903" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_019c4d38-4241-70a0-9566-dd44dbacfc43" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_019c4d38-4241-7705-8928-7c66fd4b6903" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_019c4d38-4241-7fed-a7c1-a2131a12c6c7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesAndStockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_019c4d38-4241-7c31-8218-6797580dc092" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquity"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_019c4d38-4241-7fed-a7c1-a2131a12c6c7" xlink:to="loc_us-gaap_StockholdersEquity_019c4d38-4241-7c31-8218-6797580dc092" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingencies_019c4d38-4241-798e-b033-a2cc57514db9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommitmentsAndContingencies"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_019c4d38-4241-7fed-a7c1-a2131a12c6c7" xlink:to="loc_us-gaap_CommitmentsAndContingencies_019c4d38-4241-798e-b033-a2cc57514db9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_019c4d38-4241-729e-9f7a-de1a58152e40" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Liabilities"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_019c4d38-4241-7fed-a7c1-a2131a12c6c7" xlink:to="loc_us-gaap_Liabilities_019c4d38-4241-729e-9f7a-de1a58152e40" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_adp_TotalAssetsBeforeFundsHeldClients_019c4d38-4241-717b-b85d-8122b3d4786a" xlink:href="adp-20260331.xsd#adp_TotalAssetsBeforeFundsHeldClients"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_019c4d38-4241-7c3d-bf26-38fca975c893" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_adp_TotalAssetsBeforeFundsHeldClients_019c4d38-4241-717b-b85d-8122b3d4786a" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_019c4d38-4241-7c3d-bf26-38fca975c893" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsCurrent_019c4d38-4241-7f5d-a028-0f6532d96a7e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherAssetsCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_adp_TotalAssetsBeforeFundsHeldClients_019c4d38-4241-717b-b85d-8122b3d4786a" xlink:to="loc_us-gaap_OtherAssetsCurrent_019c4d38-4241-7f5d-a028-0f6532d96a7e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketableSecuritiesCurrent_019c4d38-4241-7fab-acf5-4259e4d09c52" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MarketableSecuritiesCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_adp_TotalAssetsBeforeFundsHeldClients_019c4d38-4241-717b-b85d-8122b3d4786a" xlink:to="loc_us-gaap_MarketableSecuritiesCurrent_019c4d38-4241-7fab-acf5-4259e4d09c52" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableNetCurrent_019c4d38-4241-78db-b01e-40f931d38005" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountsReceivableNetCurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_adp_TotalAssetsBeforeFundsHeldClients_019c4d38-4241-717b-b85d-8122b3d4786a" xlink:to="loc_us-gaap_AccountsReceivableNetCurrent_019c4d38-4241-78db-b01e-40f931d38005" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_adp_TotalCurrentLiabilitiesBeforeClientFundsObligations_019c4d38-4241-7e76-920e-b5fa6e1995ce" xlink:href="adp-20260331.xsd#adp_TotalCurrentLiabilitiesBeforeClientFundsObligations"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DividendsPayableCurrentAndNoncurrent_019c4d38-4241-70a7-92c8-3155ec5857a0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DividendsPayableCurrentAndNoncurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_adp_TotalCurrentLiabilitiesBeforeClientFundsObligations_019c4d38-4241-7e76-920e-b5fa6e1995ce" xlink:to="loc_us-gaap_DividendsPayableCurrentAndNoncurrent_019c4d38-4241-70a7-92c8-3155ec5857a0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_adp_ObligationsUnderReverseRepurchaseAgreements_019c4d38-4241-7306-801a-e76cf17250da" xlink:href="adp-20260331.xsd#adp_ObligationsUnderReverseRepurchaseAgreements"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_adp_TotalCurrentLiabilitiesBeforeClientFundsObligations_019c4d38-4241-7e76-920e-b5fa6e1995ce" xlink:to="loc_adp_ObligationsUnderReverseRepurchaseAgreements_019c4d38-4241-7306-801a-e76cf17250da" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommercialPaper_019c4d38-4241-75ba-80c9-2f65060b0449" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommercialPaper"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_adp_TotalCurrentLiabilitiesBeforeClientFundsObligations_019c4d38-4241-7e76-920e-b5fa6e1995ce" xlink:to="loc_us-gaap_CommercialPaper_019c4d38-4241-75ba-80c9-2f65060b0449" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerLiabilityCurrent_019c4d38-4241-70cc-9906-05e9a6d4c255" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ContractWithCustomerLiabilityCurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_adp_TotalCurrentLiabilitiesBeforeClientFundsObligations_019c4d38-4241-7e76-920e-b5fa6e1995ce" xlink:to="loc_us-gaap_ContractWithCustomerLiabilityCurrent_019c4d38-4241-70cc-9906-05e9a6d4c255" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_019c4d38-4241-756f-9d29-2a609fae5143" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EmployeeRelatedLiabilitiesCurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_adp_TotalCurrentLiabilitiesBeforeClientFundsObligations_019c4d38-4241-7e76-920e-b5fa6e1995ce" xlink:to="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_019c4d38-4241-756f-9d29-2a609fae5143" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedIncomeTaxesCurrent_019c4d38-4241-7134-a63a-d912ff7e12e9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccruedIncomeTaxesCurrent"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_adp_TotalCurrentLiabilitiesBeforeClientFundsObligations_019c4d38-4241-7e76-920e-b5fa6e1995ce" xlink:to="loc_us-gaap_AccruedIncomeTaxesCurrent_019c4d38-4241-7134-a63a-d912ff7e12e9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsPayableCurrent_019c4d38-4241-7f38-9dfe-b0dcb05118e2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountsPayableCurrent"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_adp_TotalCurrentLiabilitiesBeforeClientFundsObligations_019c4d38-4241-7e76-920e-b5fa6e1995ce" xlink:to="loc_us-gaap_AccountsPayableCurrent_019c4d38-4241-7f38-9dfe-b0dcb05118e2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedLiabilitiesCurrent_019c4d38-4241-7a4b-a2c6-19bcb8003abd" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccruedLiabilitiesCurrent"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_adp_TotalCurrentLiabilitiesBeforeClientFundsObligations_019c4d38-4241-7e76-920e-b5fa6e1995ce" xlink:to="loc_us-gaap_AccruedLiabilitiesCurrent_019c4d38-4241-7a4b-a2c6-19bcb8003abd" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_019c4d38-4241-7db5-b006-813f6881964b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Liabilities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_019c4d38-4241-7dee-bffc-bb83da14c3c3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_019c4d38-4241-7db5-b006-813f6881964b" xlink:to="loc_us-gaap_LiabilitiesCurrent_019c4d38-4241-7dee-bffc-bb83da14c3c3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtNoncurrent_019c4d38-4241-7df8-a908-b7f2990a84cf" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtNoncurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_019c4d38-4241-7db5-b006-813f6881964b" xlink:to="loc_us-gaap_LongTermDebtNoncurrent_019c4d38-4241-7df8-a908-b7f2990a84cf" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_019c4d38-4241-71d3-b17a-841678dcfd03" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_019c4d38-4241-7db5-b006-813f6881964b" xlink:to="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_019c4d38-4241-71d3-b17a-841678dcfd03" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_019c4d38-4241-7d3c-a262-d89cb7d1537c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherLiabilitiesNoncurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_019c4d38-4241-7db5-b006-813f6881964b" xlink:to="loc_us-gaap_OtherLiabilitiesNoncurrent_019c4d38-4241-7d3c-a262-d89cb7d1537c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxLiabilitiesNet_019c4d38-4241-73e7-886e-725189c2ea0b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredIncomeTaxLiabilitiesNet"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_019c4d38-4241-7db5-b006-813f6881964b" xlink:to="loc_us-gaap_DeferredIncomeTaxLiabilitiesNet_019c4d38-4241-73e7-886e-725189c2ea0b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerLiabilityNoncurrent_019c4d38-4241-76f4-b7e7-8cc30dcfd799" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ContractWithCustomerLiabilityNoncurrent"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_019c4d38-4241-7db5-b006-813f6881964b" xlink:to="loc_us-gaap_ContractWithCustomerLiabilityNoncurrent_019c4d38-4241-76f4-b7e7-8cc30dcfd799" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_019c4d38-4241-7ef8-bb0b-356e4dde6c2b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Assets"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_019c4d38-4241-7cba-93ab-966e7beef2d1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetsCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019c4d38-4241-7ef8-bb0b-356e4dde6c2b" xlink:to="loc_us-gaap_AssetsCurrent_019c4d38-4241-7cba-93ab-966e7beef2d1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_019c4d38-4241-7125-ac1b-ead2f601bb4e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentNet"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019c4d38-4241-7ef8-bb0b-356e4dde6c2b" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_019c4d38-4241-7125-ac1b-ead2f601bb4e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseRightOfUseAsset_019c4d38-4241-73c4-a87f-0eb604b5ad75" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseRightOfUseAsset"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019c4d38-4241-7ef8-bb0b-356e4dde6c2b" xlink:to="loc_us-gaap_OperatingLeaseRightOfUseAsset_019c4d38-4241-73c4-a87f-0eb604b5ad75" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CapitalizedContractCostNet_019c4d38-4241-7e2f-bbc5-9c456df14be8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalizedContractCostNet"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019c4d38-4241-7ef8-bb0b-356e4dde6c2b" xlink:to="loc_us-gaap_CapitalizedContractCostNet_019c4d38-4241-7e2f-bbc5-9c456df14be8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsNoncurrent_019c4d38-4241-7ce9-82b8-8e5251d98c01" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherAssetsNoncurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019c4d38-4241-7ef8-bb0b-356e4dde6c2b" xlink:to="loc_us-gaap_OtherAssetsNoncurrent_019c4d38-4241-7ce9-82b8-8e5251d98c01" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_019c4d38-4241-792d-a374-f9e5564f95c0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Goodwill"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019c4d38-4241-7ef8-bb0b-356e4dde6c2b" xlink:to="loc_us-gaap_Goodwill_019c4d38-4241-792d-a374-f9e5564f95c0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_019c4d38-4241-74b1-bde4-519ee71b4156" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019c4d38-4241-7ef8-bb0b-356e4dde6c2b" xlink:to="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_019c4d38-4241-74b1-bde4-519ee71b4156" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_019c4d38-4241-7709-82d7-f663682b9e08" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetsCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_adp_TotalAssetsBeforeFundsHeldClients_019c4d38-4241-73e6-a401-ab37c4ec9b08" xlink:href="adp-20260331.xsd#adp_TotalAssetsBeforeFundsHeldClients"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_019c4d38-4241-7709-82d7-f663682b9e08" xlink:to="loc_adp_TotalAssetsBeforeFundsHeldClients_019c4d38-4241-73e6-a401-ab37c4ec9b08" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_adp_FundsHeldClients_019c4d38-4241-7bc1-8124-b466cd071265" xlink:href="adp-20260331.xsd#adp_FundsHeldClients"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_019c4d38-4241-7709-82d7-f663682b9e08" xlink:to="loc_adp_FundsHeldClients_019c4d38-4241-7bc1-8124-b466cd071265" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.adp.com/role/StatementsofConsolidatedCashFlows" xlink:type="simple" xlink:href="adp-20260331.xsd#StatementsofConsolidatedCashFlows"/>
  <link:calculationLink xlink:role="http://www.adp.com/role/StatementsofConsolidatedCashFlows" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_019c4d38-430a-7a0b-9aaf-55271e4d8804" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019c4d38-430a-781c-b97b-d7ba35b2b3b1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_019c4d38-430a-7a0b-9aaf-55271e4d8804" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019c4d38-430a-781c-b97b-d7ba35b2b3b1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019c4d38-430a-77fe-87cd-2fd30b44c976" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_019c4d38-430a-7a0b-9aaf-55271e4d8804" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019c4d38-430a-77fe-87cd-2fd30b44c976" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019c4d38-430a-7c82-afd9-9f039067b352" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_019c4d38-430a-7a0b-9aaf-55271e4d8804" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019c4d38-430a-7c82-afd9-9f039067b352" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_019c4d38-430a-711e-b2f7-8681673b2890" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_019c4d38-430a-7a0b-9aaf-55271e4d8804" xlink:to="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_019c4d38-430a-711e-b2f7-8681673b2890" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019c4d38-4309-7036-aa23-2520967341c0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireIntangibleAssets_019c4d38-4309-787e-8778-517612b245ae" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsToAcquireIntangibleAssets"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019c4d38-4309-7036-aa23-2520967341c0" xlink:to="loc_us-gaap_PaymentsToAcquireIntangibleAssets_019c4d38-4309-787e-8778-517612b245ae" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_019c4d38-4309-7349-9738-e47b45ea17a4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019c4d38-4309-7036-aa23-2520967341c0" xlink:to="loc_us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_019c4d38-4309-7349-9738-e47b45ea17a4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForProceedsFromPreviousAcquisition_019c4d38-430a-7b7b-9d46-cc974d8bf7fb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsForProceedsFromPreviousAcquisition"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019c4d38-4309-7036-aa23-2520967341c0" xlink:to="loc_us-gaap_PaymentsForProceedsFromPreviousAcquisition_019c4d38-430a-7b7b-9d46-cc974d8bf7fb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireMarketableSecurities_019c4d38-430a-72b3-abf0-60540fbfde54" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsToAcquireMarketableSecurities"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019c4d38-4309-7036-aa23-2520967341c0" xlink:to="loc_us-gaap_PaymentsToAcquireMarketableSecurities_019c4d38-430a-72b3-abf0-60540fbfde54" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities_019c4d38-430a-7ba8-9b4f-ffa4d07773c6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019c4d38-4309-7036-aa23-2520967341c0" xlink:to="loc_us-gaap_ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities_019c4d38-430a-7ba8-9b4f-ffa4d07773c6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_019c4d38-430a-7792-ad27-91d1f8cad855" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsForProceedsFromOtherInvestingActivities"/>
    <link:calculationArc order="6" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019c4d38-4309-7036-aa23-2520967341c0" xlink:to="loc_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_019c4d38-430a-7792-ad27-91d1f8cad855" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireOtherPropertyPlantAndEquipment_019c4d38-430a-7f98-bcb9-2363d1a2fb35" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsToAcquireOtherPropertyPlantAndEquipment"/>
    <link:calculationArc order="7" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019c4d38-4309-7036-aa23-2520967341c0" xlink:to="loc_us-gaap_PaymentsToAcquireOtherPropertyPlantAndEquipment_019c4d38-430a-7f98-bcb9-2363d1a2fb35" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019c4d38-4241-78cb-a97e-a3034f27f180" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_019c4d38-4241-7c24-9533-c972b3e055a1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsForRepurchaseOfCommonStock"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019c4d38-4241-78cb-a97e-a3034f27f180" xlink:to="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_019c4d38-4241-7c24-9533-c972b3e055a1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebt_019c4d38-4241-75db-8648-9ef5b4036d17" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromIssuanceOfLongTermDebt"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019c4d38-4241-78cb-a97e-a3034f27f180" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebt_019c4d38-4241-75db-8648-9ef5b4036d17" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForHedgeFinancingActivities_019c4d38-4241-7e29-ad9d-d985b0ef1b23" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsForHedgeFinancingActivities"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019c4d38-4241-78cb-a97e-a3034f27f180" xlink:to="loc_us-gaap_PaymentsForHedgeFinancingActivities_019c4d38-4241-7e29-ad9d-d985b0ef1b23" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_adp_NetIncreaseDecreaseInClientFundsObligations_019c4d38-4241-75c6-b919-dbce9d308a6d" xlink:href="adp-20260331.xsd#adp_NetIncreaseDecreaseInClientFundsObligations"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019c4d38-4241-78cb-a97e-a3034f27f180" xlink:to="loc_adp_NetIncreaseDecreaseInClientFundsObligations_019c4d38-4241-75c6-b919-dbce9d308a6d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfDividends_019c4d38-4241-7ab5-86e7-19019f5dc8c6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsOfDividends"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019c4d38-4241-78cb-a97e-a3034f27f180" xlink:to="loc_us-gaap_PaymentsOfDividends_019c4d38-4241-7ab5-86e7-19019f5dc8c6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_adp_NetRepurchasesProceedsFromStockBasedCompensationPlansAndStockPurchasePlan_019c4d38-4241-7649-918a-82525ec29068" xlink:href="adp-20260331.xsd#adp_NetRepurchasesProceedsFromStockBasedCompensationPlansAndStockPurchasePlan"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019c4d38-4241-78cb-a97e-a3034f27f180" xlink:to="loc_adp_NetRepurchasesProceedsFromStockBasedCompensationPlansAndStockPurchasePlan_019c4d38-4241-7649-918a-82525ec29068" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromRepaymentsOfCommercialPaper_019c4d38-4241-7d68-a62b-0e3d35419071" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromRepaymentsOfCommercialPaper"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019c4d38-4241-78cb-a97e-a3034f27f180" xlink:to="loc_us-gaap_ProceedsFromRepaymentsOfCommercialPaper_019c4d38-4241-7d68-a62b-0e3d35419071" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_adp_NetPaymentsOfProceedsFromReverseRepurchaseAgreements_019c4d38-4241-77e3-8987-385dfefc358e" xlink:href="adp-20260331.xsd#adp_NetPaymentsOfProceedsFromReverseRepurchaseAgreements"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019c4d38-4241-78cb-a97e-a3034f27f180" xlink:to="loc_adp_NetPaymentsOfProceedsFromReverseRepurchaseAgreements_019c4d38-4241-77e3-8987-385dfefc358e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfLongTermDebt_019c4d38-4241-74e2-b17f-7e2200731c26" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RepaymentsOfLongTermDebt"/>
    <link:calculationArc order="9" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019c4d38-4241-78cb-a97e-a3034f27f180" xlink:to="loc_us-gaap_RepaymentsOfLongTermDebt_019c4d38-4241-74e2-b17f-7e2200731c26" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxPaidFederalAfterRefundReceived_019c4d38-4241-77ea-bfb7-e9a97362ec8b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxPaidFederalAfterRefundReceived"/>
    <link:calculationArc order="10" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019c4d38-4241-78cb-a97e-a3034f27f180" xlink:to="loc_us-gaap_IncomeTaxPaidFederalAfterRefundReceived_019c4d38-4241-77ea-bfb7-e9a97362ec8b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019c4d38-4241-752a-916b-b26e26d79651" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsAndNotesReceivable_019c4d38-4241-75c6-b6f9-7570cce82ab5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInAccountsAndNotesReceivable"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019c4d38-4241-752a-916b-b26e26d79651" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsAndNotesReceivable_019c4d38-4241-75c6-b6f9-7570cce82ab5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_019c4d38-4241-7cc6-a133-cad36ca6b98e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetIncomeLoss"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019c4d38-4241-752a-916b-b26e26d79651" xlink:to="loc_us-gaap_NetIncomeLoss_019c4d38-4241-7cc6-a133-cad36ca6b98e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNoncashIncomeExpense_019c4d38-4241-775b-9329-249cc8bb9bf7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherNoncashIncomeExpense"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019c4d38-4241-752a-916b-b26e26d79651" xlink:to="loc_us-gaap_OtherNoncashIncomeExpense_019c4d38-4241-775b-9329-249cc8bb9bf7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherOperatingAssets_019c4d38-4241-7ec5-88c6-434380eeea35" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInOtherOperatingAssets"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019c4d38-4241-752a-916b-b26e26d79651" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherOperatingAssets_019c4d38-4241-7ec5-88c6-434380eeea35" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsPayableTrade_019c4d38-4241-79f2-8d66-fcd31b6b24e3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInAccountsPayableTrade"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019c4d38-4241-752a-916b-b26e26d79651" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsPayableTrade_019c4d38-4241-79f2-8d66-fcd31b6b24e3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CapitalizedContractCostAmortization_019c4d38-4241-70a4-9c08-a0055309fb3a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalizedContractCostAmortization"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019c4d38-4241-752a-916b-b26e26d79651" xlink:to="loc_us-gaap_CapitalizedContractCostAmortization_019c4d38-4241-70a4-9c08-a0055309fb3a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccruedLiabilities_019c4d38-4241-719c-a133-2f1234edf3d0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInAccruedLiabilities"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019c4d38-4241-752a-916b-b26e26d79651" xlink:to="loc_us-gaap_IncreaseDecreaseInAccruedLiabilities_019c4d38-4241-719c-a133-2f1234edf3d0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepreciationDepletionAndAmortization_019c4d38-4241-7bd4-87ca-d67e60452e4f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DepreciationDepletionAndAmortization"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019c4d38-4241-752a-916b-b26e26d79651" xlink:to="loc_us-gaap_DepreciationDepletionAndAmortization_019c4d38-4241-7bd4-87ca-d67e60452e4f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_adp_DeferredIncomeTaxExpenseBenefitNetOfDisposals_019c4d38-4241-7025-a3ed-545812c7b14f" xlink:href="adp-20260331.xsd#adp_DeferredIncomeTaxExpenseBenefitNetOfDisposals"/>
    <link:calculationArc order="9" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019c4d38-4241-752a-916b-b26e26d79651" xlink:to="loc_adp_DeferredIncomeTaxExpenseBenefitNetOfDisposals_019c4d38-4241-7025-a3ed-545812c7b14f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInContractWithCustomerAsset_019c4d38-4241-7c7e-9d85-5f2907de7e9c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInContractWithCustomerAsset"/>
    <link:calculationArc order="10" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019c4d38-4241-752a-916b-b26e26d79651" xlink:to="loc_us-gaap_IncreaseDecreaseInContractWithCustomerAsset_019c4d38-4241-7c7e-9d85-5f2907de7e9c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProvisionForDoubtfulAccounts_019c4d38-4309-76a4-b241-15cf75e57fe7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProvisionForDoubtfulAccounts"/>
    <link:calculationArc order="11" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019c4d38-4241-752a-916b-b26e26d79651" xlink:to="loc_us-gaap_ProvisionForDoubtfulAccounts_019c4d38-4309-76a4-b241-15cf75e57fe7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccretionAmortizationOfDiscountsAndPremiumsInvestments_019c4d38-4309-7f1d-90b4-b1c1132d683a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccretionAmortizationOfDiscountsAndPremiumsInvestments"/>
    <link:calculationArc order="12" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019c4d38-4241-752a-916b-b26e26d79651" xlink:to="loc_us-gaap_AccretionAmortizationOfDiscountsAndPremiumsInvestments_019c4d38-4309-7f1d-90b4-b1c1132d683a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensation_019c4d38-4309-7805-96b3-afff8aafae76" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensation"/>
    <link:calculationArc order="13" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019c4d38-4241-752a-916b-b26e26d79651" xlink:to="loc_us-gaap_ShareBasedCompensation_019c4d38-4309-7805-96b3-afff8aafae76" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInPensionPlanObligations_019c4d38-4309-7e80-9668-a6512072c8a1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInPensionPlanObligations"/>
    <link:calculationArc order="14" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019c4d38-4241-752a-916b-b26e26d79651" xlink:to="loc_us-gaap_IncreaseDecreaseInPensionPlanObligations_019c4d38-4309-7e80-9668-a6512072c8a1" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.adp.com/role/StatementsofConsolidatedCashFlowsParenthetical" xlink:type="simple" xlink:href="adp-20260331.xsd#StatementsofConsolidatedCashFlowsParenthetical"/>
  <link:calculationLink xlink:role="http://www.adp.com/role/StatementsofConsolidatedCashFlowsParenthetical" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_019c4d38-430a-7d6e-9c23-a67579d0825d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedCashAndCashEquivalents_019c4d38-430a-7b5d-a734-62ff568b9134" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestrictedCashAndCashEquivalents"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_019c4d38-430a-7d6e-9c23-a67579d0825d" xlink:to="loc_us-gaap_RestrictedCashAndCashEquivalents_019c4d38-430a-7b5d-a734-62ff568b9134" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_019c4d38-430a-70c4-b198-683346ffc487" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_019c4d38-430a-7d6e-9c23-a67579d0825d" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_019c4d38-430a-70c4-b198-683346ffc487" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.adp.com/role/AcquisitionScheduleofEstimatedPurchasePriceNetofCashAcquiredDetails" xlink:type="simple" xlink:href="adp-20260331.xsd#AcquisitionScheduleofEstimatedPurchasePriceNetofCashAcquiredDetails"/>
  <link:calculationLink xlink:role="http://www.adp.com/role/AcquisitionScheduleofEstimatedPurchasePriceNetofCashAcquiredDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_019c4d38-430a-71d1-b1f8-5e779b198a10" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAcquiredFromAcquisition_019c4d38-430a-73bb-bc34-4dba9d649676" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashAcquiredFromAcquisition"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_019c4d38-430a-71d1-b1f8-5e779b198a10" xlink:to="loc_us-gaap_CashAcquiredFromAcquisition_019c4d38-430a-73bb-bc34-4dba9d649676" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireBusinessesGross_019c4d38-430a-7ac6-9ca6-c9b90a534c2f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsToAcquireBusinessesGross"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_019c4d38-430a-71d1-b1f8-5e779b198a10" xlink:to="loc_us-gaap_PaymentsToAcquireBusinessesGross_019c4d38-430a-7ac6-9ca6-c9b90a534c2f" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.adp.com/role/AcquisitionScheduleofPreliminaryPurchasePriceAllocationDetails" xlink:type="simple" xlink:href="adp-20260331.xsd#AcquisitionScheduleofPreliminaryPurchasePriceAllocationDetails"/>
  <link:calculationLink xlink:role="http://www.adp.com/role/AcquisitionScheduleofPreliminaryPurchasePriceAllocationDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities_019c4d38-430a-7cea-a190-efcd32f682de" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesDeferredRevenue_019c4d38-430a-7503-a11b-37c53d46399a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesDeferredRevenue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities_019c4d38-430a-7cea-a190-efcd32f682de" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesDeferredRevenue_019c4d38-430a-7503-a11b-37c53d46399a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_adp_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilitiesOther_019c4d38-430a-7604-ba62-e71cc7dfe08a" xlink:href="adp-20260331.xsd#adp_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilitiesOther"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities_019c4d38-430a-7cea-a190-efcd32f682de" xlink:to="loc_adp_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilitiesOther_019c4d38-430a-7604-ba62-e71cc7dfe08a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_adp_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAcquiredIncludingGoodwill_019c4d38-430a-7cc1-8923-707df0e48fcf" xlink:href="adp-20260331.xsd#adp_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAcquiredIncludingGoodwill"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_019c4d38-430a-7279-b974-c8d33bbfeb4a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Goodwill"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_adp_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAcquiredIncludingGoodwill_019c4d38-430a-7cc1-8923-707df0e48fcf" xlink:to="loc_us-gaap_Goodwill_019c4d38-430a-7279-b974-c8d33bbfeb4a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles_019c4d38-430a-7ede-a9e9-3ff544562a65" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_adp_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAcquiredIncludingGoodwill_019c4d38-430a-7cc1-8923-707df0e48fcf" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles_019c4d38-430a-7ede-a9e9-3ff544562a65" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxAssets_019c4d38-430a-7b1e-a06a-0acc7cac7579" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxAssets"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_adp_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAcquiredIncludingGoodwill_019c4d38-430a-7cc1-8923-707df0e48fcf" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxAssets_019c4d38-430a-7b1e-a06a-0acc7cac7579" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_adp_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsOther_019c4d38-430a-7185-b194-b1fe0f8e133b" xlink:href="adp-20260331.xsd#adp_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsOther"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_adp_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAcquiredIncludingGoodwill_019c4d38-430a-7cc1-8923-707df0e48fcf" xlink:to="loc_adp_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsOther_019c4d38-430a-7185-b194-b1fe0f8e133b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents_019c4d38-430a-770d-9d34-9f6a8243eaaa" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_adp_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAcquiredIncludingGoodwill_019c4d38-430a-7cc1-8923-707df0e48fcf" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents_019c4d38-430a-770d-9d34-9f6a8243eaaa" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables_019c4d38-430a-707b-82b4-3d887c44c079" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_adp_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAcquiredIncludingGoodwill_019c4d38-430a-7cc1-8923-707df0e48fcf" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables_019c4d38-430a-707b-82b4-3d887c44c079" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_019c4d38-430a-7f7a-b71f-04d208ad55b9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities_019c4d38-430a-7a68-ab68-ae298eb0eef5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_019c4d38-430a-7f7a-b71f-04d208ad55b9" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities_019c4d38-430a-7a68-ab68-ae298eb0eef5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_adp_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAcquiredIncludingGoodwill_019c4d38-430a-7914-bbd6-d864ed6f13b7" xlink:href="adp-20260331.xsd#adp_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAcquiredIncludingGoodwill"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_019c4d38-430a-7f7a-b71f-04d208ad55b9" xlink:to="loc_adp_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAcquiredIncludingGoodwill_019c4d38-430a-7914-bbd6-d864ed6f13b7" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.adp.com/role/EarningsperShareEPSScheduleofEarningsperShareBasicandDilutedDetails" xlink:type="simple" xlink:href="adp-20260331.xsd#EarningsperShareEPSScheduleofEarningsperShareBasicandDilutedDetails"/>
  <link:calculationLink xlink:role="http://www.adp.com/role/EarningsperShareEPSScheduleofEarningsperShareBasicandDilutedDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_019c4d38-430a-7c8b-9386-1314fdc9bba5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding"/>
    <link:loc xlink:type="locator" xlink:label="loc_adp_EffectOfEmployeeRestrictedStockSharesOnWeightedAverageNumberOfDilutedSharesOutstanding_019c4d38-430a-7d37-aa4f-bdc91e3a05a1" xlink:href="adp-20260331.xsd#adp_EffectOfEmployeeRestrictedStockSharesOnWeightedAverageNumberOfDilutedSharesOutstanding"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_019c4d38-430a-7c8b-9386-1314fdc9bba5" xlink:to="loc_adp_EffectOfEmployeeRestrictedStockSharesOnWeightedAverageNumberOfDilutedSharesOutstanding_019c4d38-430a-7d37-aa4f-bdc91e3a05a1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_019c4d38-430a-7589-956d-dcdc2f0713b4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_019c4d38-430a-7c8b-9386-1314fdc9bba5" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_019c4d38-430a-7589-956d-dcdc2f0713b4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncrementalCommonSharesAttributableToCallOptionsAndWarrants_019c4d38-430a-7525-8e24-1e70064a1267" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncrementalCommonSharesAttributableToCallOptionsAndWarrants"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_019c4d38-430a-7c8b-9386-1314fdc9bba5" xlink:to="loc_us-gaap_IncrementalCommonSharesAttributableToCallOptionsAndWarrants_019c4d38-430a-7525-8e24-1e70064a1267" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.adp.com/role/OtherIncomeExpenseNetDetails" xlink:type="simple" xlink:href="adp-20260331.xsd#OtherIncomeExpenseNetDetails"/>
  <link:calculationLink xlink:role="http://www.adp.com/role/OtherIncomeExpenseNetDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NonoperatingIncomeExpense_019c4d38-430a-7ba8-b223-815f2028f68e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NonoperatingIncomeExpense"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIncomeInterest_019c4d38-430a-7be6-8fb0-386c5cef59a1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentIncomeInterest"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NonoperatingIncomeExpense_019c4d38-430a-7ba8-b223-815f2028f68e" xlink:to="loc_us-gaap_InvestmentIncomeInterest_019c4d38-430a-7be6-8fb0-386c5cef59a1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleRealizedGainLoss_019c4d38-430a-73ce-9bd3-3f865510a735" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtSecuritiesAvailableForSaleRealizedGainLoss"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NonoperatingIncomeExpense_019c4d38-430a-7ba8-b223-815f2028f68e" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleRealizedGainLoss_019c4d38-430a-73ce-9bd3-3f865510a735" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnDispositionOfAssets1_019c4d38-430a-7127-8340-e17efad799f0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GainLossOnDispositionOfAssets1"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NonoperatingIncomeExpense_019c4d38-430a-7ba8-b223-815f2028f68e" xlink:to="loc_us-gaap_GainLossOnDispositionOfAssets1_019c4d38-430a-7127-8340-e17efad799f0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent_019c4d38-430a-78bd-b9cc-972c0471e3d3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NonoperatingIncomeExpense_019c4d38-430a-7ba8-b223-815f2028f68e" xlink:to="loc_us-gaap_NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent_019c4d38-430a-78bd-b9cc-972c0471e3d3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_adp_GainLossOnAlternativeInvestment_019c4d38-430a-703d-97e8-813499a25978" xlink:href="adp-20260331.xsd#adp_GainLossOnAlternativeInvestment"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NonoperatingIncomeExpense_019c4d38-430a-7ba8-b223-815f2028f68e" xlink:to="loc_adp_GainLossOnAlternativeInvestment_019c4d38-430a-703d-97e8-813499a25978" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.adp.com/role/CorporateInvestmentsandFundsHeldforClientsScheduleofCorporateInvestmentsandFundsHeldforClientsDetails" xlink:type="simple" xlink:href="adp-20260331.xsd#CorporateInvestmentsandFundsHeldforClientsScheduleofCorporateInvestmentsandFundsHeldforClientsDetails"/>
  <link:calculationLink xlink:role="http://www.adp.com/role/CorporateInvestmentsandFundsHeldforClientsScheduleofCorporateInvestmentsandFundsHeldforClientsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_adp_TotalCorporateInvestmentsAndFundsHeldForClientsFairValue_019c4d38-430a-7711-99c9-d53f6ec57a42" xlink:href="adp-20260331.xsd#adp_TotalCorporateInvestmentsAndFundsHeldForClientsFairValue"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_019c4d38-430a-72b9-a696-e04f2e9eee69" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashAndCashEquivalentsFairValueDisclosure"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_adp_TotalCorporateInvestmentsAndFundsHeldForClientsFairValue_019c4d38-430a-7711-99c9-d53f6ec57a42" xlink:to="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_019c4d38-430a-72b9-a696-e04f2e9eee69" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_019c4d38-430a-7c76-bc3c-a106cb56c5af" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecurities"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_adp_TotalCorporateInvestmentsAndFundsHeldForClientsFairValue_019c4d38-430a-7711-99c9-d53f6ec57a42" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_019c4d38-430a-7c76-bc3c-a106cb56c5af" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_019c4d38-430a-75e0-bb84-7211ff163884" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_019c4d38-430a-7d20-b252-b7f0319ae885" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecurities"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_019c4d38-430a-75e0-bb84-7211ff163884" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_019c4d38-430a-7d20-b252-b7f0319ae885" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_019c4d38-430a-72d0-8a12-bd6b2d943009" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_019c4d38-430a-75e0-bb84-7211ff163884" xlink:to="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_019c4d38-430a-72d0-8a12-bd6b2d943009" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_019c4d38-430a-72be-bc0c-c32a0fb848a9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_019c4d38-430a-75e0-bb84-7211ff163884" xlink:to="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_019c4d38-430a-72be-bc0c-c32a0fb848a9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_adp_TotalCorporateInvestmentsAndFundsHeldForClientsAmortizedCost_019c4d38-430a-7ed1-a590-e6ddbf8376a5" xlink:href="adp-20260331.xsd#adp_TotalCorporateInvestmentsAndFundsHeldForClientsAmortizedCost"/>
    <link:loc xlink:type="locator" xlink:label="loc_adp_TotalCorporateInvestmentsAndFundsHeldForClientsGrossUnrealizedLosses_019c4d38-430a-736b-be20-6083aceeda7e" xlink:href="adp-20260331.xsd#adp_TotalCorporateInvestmentsAndFundsHeldForClientsGrossUnrealizedLosses"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_adp_TotalCorporateInvestmentsAndFundsHeldForClientsAmortizedCost_019c4d38-430a-7ed1-a590-e6ddbf8376a5" xlink:to="loc_adp_TotalCorporateInvestmentsAndFundsHeldForClientsGrossUnrealizedLosses_019c4d38-430a-736b-be20-6083aceeda7e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_adp_TotalCorporateInvestmentsAndFundsHeldForClientsGrossUnrealizedGains_019c4d38-430a-7e8e-841c-cc6fa2436310" xlink:href="adp-20260331.xsd#adp_TotalCorporateInvestmentsAndFundsHeldForClientsGrossUnrealizedGains"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_adp_TotalCorporateInvestmentsAndFundsHeldForClientsAmortizedCost_019c4d38-430a-7ed1-a590-e6ddbf8376a5" xlink:to="loc_adp_TotalCorporateInvestmentsAndFundsHeldForClientsGrossUnrealizedGains_019c4d38-430a-7e8e-841c-cc6fa2436310" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_adp_TotalCorporateInvestmentsAndFundsHeldForClientsFairValue_019c4d38-430a-78f9-8221-0cd242a2107e" xlink:href="adp-20260331.xsd#adp_TotalCorporateInvestmentsAndFundsHeldForClientsFairValue"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_adp_TotalCorporateInvestmentsAndFundsHeldForClientsAmortizedCost_019c4d38-430a-7ed1-a590-e6ddbf8376a5" xlink:to="loc_adp_TotalCorporateInvestmentsAndFundsHeldForClientsFairValue_019c4d38-430a-78f9-8221-0cd242a2107e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_adp_TotalCorporateInvestmentsAndFundsHeldForClientsGrossUnrealizedLosses_019c4d38-430a-76c7-a7c6-349a1ca18553" xlink:href="adp-20260331.xsd#adp_TotalCorporateInvestmentsAndFundsHeldForClientsGrossUnrealizedLosses"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_019c4d38-430a-74e8-866e-aae4588d127f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_adp_TotalCorporateInvestmentsAndFundsHeldForClientsGrossUnrealizedLosses_019c4d38-430a-76c7-a7c6-349a1ca18553" xlink:to="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_019c4d38-430a-74e8-866e-aae4588d127f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_adp_TotalCorporateInvestmentsAndFundsHeldForClientsGrossUnrealizedGains_019c4d38-430a-7124-9e48-20cbc67b027b" xlink:href="adp-20260331.xsd#adp_TotalCorporateInvestmentsAndFundsHeldForClientsGrossUnrealizedGains"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_019c4d38-430a-7c28-ad4c-2f6c4872a35e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_adp_TotalCorporateInvestmentsAndFundsHeldForClientsGrossUnrealizedGains_019c4d38-430a-7124-9e48-20cbc67b027b" xlink:to="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_019c4d38-430a-7c28-ad4c-2f6c4872a35e" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.adp.com/role/CorporateInvestmentsandFundsHeldforClientsScheduleofAvailableForSaleSecuritiesthatHaveBeeninanUnrealizedLossPositionDetails" xlink:type="simple" xlink:href="adp-20260331.xsd#CorporateInvestmentsandFundsHeldforClientsScheduleofAvailableForSaleSecuritiesthatHaveBeeninanUnrealizedLossPositionDetails"/>
  <link:calculationLink xlink:role="http://www.adp.com/role/CorporateInvestmentsandFundsHeldforClientsScheduleofAvailableForSaleSecuritiesthatHaveBeeninanUnrealizedLossPositionDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPosition_019c4d38-430a-79c5-8b61-6904d1bce2ab" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPosition"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months_019c4d38-430a-7528-9f81-db28ecb41929" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPosition_019c4d38-430a-79c5-8b61-6904d1bce2ab" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months_019c4d38-430a-7528-9f81-db28ecb41929" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger_019c4d38-430a-7fa9-a273-0f26705450ff" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPosition_019c4d38-430a-79c5-8b61-6904d1bce2ab" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger_019c4d38-430a-7fa9-a273-0f26705450ff" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss_019c4d38-430a-7ab7-a55b-cb9d5e0db9a9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss_019c4d38-430a-7ad8-9de8-4483de38e89a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss_019c4d38-430a-7ab7-a55b-cb9d5e0db9a9" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss_019c4d38-430a-7ad8-9de8-4483de38e89a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss_019c4d38-430a-7914-b8c3-65628647b477" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss_019c4d38-430a-7ab7-a55b-cb9d5e0db9a9" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss_019c4d38-430a-7914-b8c3-65628647b477" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.adp.com/role/CorporateInvestmentsandFundsHeldforClientsScheduleofClassificationofCorporateInvestmentsontheConsolidatedBalanceSheetsDetails" xlink:type="simple" xlink:href="adp-20260331.xsd#CorporateInvestmentsandFundsHeldforClientsScheduleofClassificationofCorporateInvestmentsontheConsolidatedBalanceSheetsDetails"/>
  <link:calculationLink xlink:role="http://www.adp.com/role/CorporateInvestmentsandFundsHeldforClientsScheduleofClassificationofCorporateInvestmentsontheConsolidatedBalanceSheetsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Investments_019c4d38-430a-7753-aa2c-85c776fc0980" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Investments"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_019c4d38-430a-7324-b2cf-1e0c531fa22e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Investments_019c4d38-430a-7753-aa2c-85c776fc0980" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_019c4d38-430a-7324-b2cf-1e0c531fa22e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketableSecuritiesCurrent_019c4d38-430a-75e4-a773-940b9891f370" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MarketableSecuritiesCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Investments_019c4d38-430a-7753-aa2c-85c776fc0980" xlink:to="loc_us-gaap_MarketableSecuritiesCurrent_019c4d38-430a-75e4-a773-940b9891f370" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.adp.com/role/CorporateInvestmentsandFundsHeldforClientsScheduleofInvestmentofFundsHeldforClientsDetails" xlink:type="simple" xlink:href="adp-20260331.xsd#CorporateInvestmentsandFundsHeldforClientsScheduleofInvestmentofFundsHeldforClientsDetails"/>
  <link:calculationLink xlink:role="http://www.adp.com/role/CorporateInvestmentsandFundsHeldforClientsScheduleofInvestmentofFundsHeldforClientsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_adp_FundsHeldClients_019c4d38-430a-78ad-81a4-551c352a40aa" xlink:href="adp-20260331.xsd#adp_FundsHeldClients"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleRestricted_019c4d38-430a-7267-a5b4-8afd5e3daf51" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtSecuritiesAvailableForSaleRestricted"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_adp_FundsHeldClients_019c4d38-430a-78ad-81a4-551c352a40aa" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleRestricted_019c4d38-430a-7267-a5b4-8afd5e3daf51" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedCashAndCashEquivalents_019c4d38-430a-724d-a118-ed5a3ce4603e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestrictedCashAndCashEquivalents"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_adp_FundsHeldClients_019c4d38-430a-78ad-81a4-551c352a40aa" xlink:to="loc_us-gaap_RestrictedCashAndCashEquivalents_019c4d38-430a-724d-a118-ed5a3ce4603e" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.adp.com/role/CorporateInvestmentsandFundsHeldforClientsScheduleofExpectedMaturitiesofAvailableForSaleSecuritiesDetails" xlink:type="simple" xlink:href="adp-20260331.xsd#CorporateInvestmentsandFundsHeldforClientsScheduleofExpectedMaturitiesofAvailableForSaleSecuritiesDetails"/>
  <link:calculationLink xlink:role="http://www.adp.com/role/CorporateInvestmentsandFundsHeldforClientsScheduleofExpectedMaturitiesofAvailableForSaleSecuritiesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_019c4d38-430a-7081-81a8-3195449acbfc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecurities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue_019c4d38-430a-776d-976b-cce26e57cecb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_019c4d38-430a-7081-81a8-3195449acbfc" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue_019c4d38-430a-776d-976b-cce26e57cecb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_adp_AvailableForSaleSecuritiesDebtMaturitiesDueAfterOneYearUpToTwoFairValue_019c4d38-430a-7f9d-a0da-529c3ab88ce4" xlink:href="adp-20260331.xsd#adp_AvailableForSaleSecuritiesDebtMaturitiesDueAfterOneYearUpToTwoFairValue"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_019c4d38-430a-7081-81a8-3195449acbfc" xlink:to="loc_adp_AvailableForSaleSecuritiesDebtMaturitiesDueAfterOneYearUpToTwoFairValue_019c4d38-430a-7f9d-a0da-529c3ab88ce4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_adp_AvailableForSaleSecuritiesDebtMaturitiesDueAfterTwoYearUpToThreeFairValue_019c4d38-430a-7bfe-8c04-d709b4fab030" xlink:href="adp-20260331.xsd#adp_AvailableForSaleSecuritiesDebtMaturitiesDueAfterTwoYearUpToThreeFairValue"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_019c4d38-430a-7081-81a8-3195449acbfc" xlink:to="loc_adp_AvailableForSaleSecuritiesDebtMaturitiesDueAfterTwoYearUpToThreeFairValue_019c4d38-430a-7bfe-8c04-d709b4fab030" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_adp_AvailableForSaleSecuritiesDebtMaturitiesDueAfterThreeYearUpToFourFairValue_019c4d38-430a-7fca-934a-89514c4ed3e3" xlink:href="adp-20260331.xsd#adp_AvailableForSaleSecuritiesDebtMaturitiesDueAfterThreeYearUpToFourFairValue"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_019c4d38-430a-7081-81a8-3195449acbfc" xlink:to="loc_adp_AvailableForSaleSecuritiesDebtMaturitiesDueAfterThreeYearUpToFourFairValue_019c4d38-430a-7fca-934a-89514c4ed3e3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_adp_AvailableForSaleSecuritiesDebtMaturitiesDueAfterFourFairValue_019c4d38-430a-76d5-8e72-0a2d01a88024" xlink:href="adp-20260331.xsd#adp_AvailableForSaleSecuritiesDebtMaturitiesDueAfterFourFairValue"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_019c4d38-430a-7081-81a8-3195449acbfc" xlink:to="loc_adp_AvailableForSaleSecuritiesDebtMaturitiesDueAfterFourFairValue_019c4d38-430a-76d5-8e72-0a2d01a88024" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.adp.com/role/LeasesScheduleofLeaseCostDetails" xlink:type="simple" xlink:href="adp-20260331.xsd#LeasesScheduleofLeaseCostDetails"/>
  <link:calculationLink xlink:role="http://www.adp.com/role/LeasesScheduleofLeaseCostDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LeaseCost_019c4d38-430a-7aff-9987-11e4a4f5ea1f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LeaseCost"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseCost_019c4d38-430a-7e69-add6-5880af7f866c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseCost"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LeaseCost_019c4d38-430a-7aff-9987-11e4a4f5ea1f" xlink:to="loc_us-gaap_OperatingLeaseCost_019c4d38-430a-7e69-add6-5880af7f866c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShortTermLeaseCost_019c4d38-430a-7c26-8f0b-5ae1482ebdc6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShortTermLeaseCost"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LeaseCost_019c4d38-430a-7aff-9987-11e4a4f5ea1f" xlink:to="loc_us-gaap_ShortTermLeaseCost_019c4d38-430a-7c26-8f0b-5ae1482ebdc6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableLeaseCost_019c4d38-430a-7472-b929-d1c063deb581" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_VariableLeaseCost"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LeaseCost_019c4d38-430a-7aff-9987-11e4a4f5ea1f" xlink:to="loc_us-gaap_VariableLeaseCost_019c4d38-430a-7472-b929-d1c063deb581" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.adp.com/role/LeasesScheduleofOperatingLeaseMaturitiesDetails" xlink:type="simple" xlink:href="adp-20260331.xsd#LeasesScheduleofOperatingLeaseMaturitiesDetails"/>
  <link:calculationLink xlink:role="http://www.adp.com/role/LeasesScheduleofOperatingLeaseMaturitiesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_019c4d38-430a-7786-845f-dbcd216c1a28" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear_019c4d38-430a-76fc-a093-96882d5af5ef" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_019c4d38-430a-7786-845f-dbcd216c1a28" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear_019c4d38-430a-76fc-a093-96882d5af5ef" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_019c4d38-430a-7f93-862f-16653fafa238" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_019c4d38-430a-7786-845f-dbcd216c1a28" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_019c4d38-430a-7f93-862f-16653fafa238" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_019c4d38-430a-7df7-90db-3d2defa906ac" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_019c4d38-430a-7786-845f-dbcd216c1a28" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_019c4d38-430a-7df7-90db-3d2defa906ac" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_019c4d38-430a-7e23-ba5b-29e34047e4ce" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_019c4d38-430a-7786-845f-dbcd216c1a28" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_019c4d38-430a-7e23-ba5b-29e34047e4ce" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_019c4d38-430a-707b-a340-b4b512bf014a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_019c4d38-430a-7786-845f-dbcd216c1a28" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_019c4d38-430a-707b-a340-b4b512bf014a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_adp_LesseeOperatingLeaseLiabilityToBePaidAfterYearFour_019c4d38-430a-79d5-ad6a-206f0b861e9c" xlink:href="adp-20260331.xsd#adp_LesseeOperatingLeaseLiabilityToBePaidAfterYearFour"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_019c4d38-430a-7786-845f-dbcd216c1a28" xlink:to="loc_adp_LesseeOperatingLeaseLiabilityToBePaidAfterYearFour_019c4d38-430a-79d5-ad6a-206f0b861e9c" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.adp.com/role/LeasesScheduleofOperatingLeaseMaturitiesDetails_1" xlink:type="simple" xlink:href="adp-20260331.xsd#LeasesScheduleofOperatingLeaseMaturitiesDetails_1"/>
  <link:calculationLink xlink:role="http://www.adp.com/role/LeasesScheduleofOperatingLeaseMaturitiesDetails_1" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_019c4d38-430a-7ea2-a06d-903721056973" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_019c4d38-430a-7b56-8279-e7014bd309c4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_019c4d38-430a-7ea2-a06d-903721056973" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_019c4d38-430a-7b56-8279-e7014bd309c4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiability_019c4d38-430a-79f1-8d97-8a84992f70a2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseLiability"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_019c4d38-430a-7ea2-a06d-903721056973" xlink:to="loc_us-gaap_OperatingLeaseLiability_019c4d38-430a-79f1-8d97-8a84992f70a2" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.adp.com/role/GoodwillandIntangibleAssetsnetScheduleofComponentsofFiniteLivedIntangibleAssetsDetails" xlink:type="simple" xlink:href="adp-20260331.xsd#GoodwillandIntangibleAssetsnetScheduleofComponentsofFiniteLivedIntangibleAssetsDetails"/>
  <link:calculationLink xlink:role="http://www.adp.com/role/GoodwillandIntangibleAssetsnetScheduleofComponentsofFiniteLivedIntangibleAssetsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_019c4d38-430a-7b40-8f9c-86a66cc90078" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsGross_019c4d38-430a-78ca-a3ae-28f55635c8ad" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsGross"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_019c4d38-430a-7b40-8f9c-86a66cc90078" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsGross_019c4d38-430a-78ca-a3ae-28f55635c8ad" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_019c4d38-430a-7347-b34f-fe51cf1778d9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_019c4d38-430a-7b40-8f9c-86a66cc90078" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_019c4d38-430a-7347-b34f-fe51cf1778d9" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.adp.com/role/EmployeeBenefitPlansScheduleofComponentsofNetPensionIncomeExpenseDetails" xlink:type="simple" xlink:href="adp-20260331.xsd#EmployeeBenefitPlansScheduleofComponentsofNetPensionIncomeExpenseDetails"/>
  <link:calculationLink xlink:role="http://www.adp.com/role/EmployeeBenefitPlansScheduleofComponentsofNetPensionIncomeExpenseDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_019c4d38-430a-7c8e-9d7d-d4c4dc8a5dae" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanServiceCost_019c4d38-430a-7ded-ab6e-4f2a69fc5a23" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DefinedBenefitPlanServiceCost"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_019c4d38-430a-7c8e-9d7d-d4c4dc8a5dae" xlink:to="loc_us-gaap_DefinedBenefitPlanServiceCost_019c4d38-430a-7ded-ab6e-4f2a69fc5a23" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets_019c4d38-430a-74d3-a101-13afca800087" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_019c4d38-430a-7c8e-9d7d-d4c4dc8a5dae" xlink:to="loc_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets_019c4d38-430a-74d3-a101-13afca800087" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanInterestCost_019c4d38-430a-7efa-b912-b828b6adc08a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DefinedBenefitPlanInterestCost"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_019c4d38-430a-7c8e-9d7d-d4c4dc8a5dae" xlink:to="loc_us-gaap_DefinedBenefitPlanInterestCost_019c4d38-430a-7efa-b912-b828b6adc08a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses_019c4d38-430a-7010-9ff5-7506f208e9ad" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_019c4d38-430a-7c8e-9d7d-d4c4dc8a5dae" xlink:to="loc_us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses_019c4d38-430a-7010-9ff5-7506f208e9ad" xlink:type="arc"/>
  </link:calculationLink>
</link:linkbase>