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

<!--XBRL Document Created with the Workiva Platform-->
<!--Copyright 2026 Workiva-->
<!--r:019e025f-4439-7c3f-befa-73bdcf88bdc0,g:bab8bf69-8c90-4841-bd5d-6b462489e974-->
<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.workiva.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS" xlink:type="simple" xlink:href="wk-20260630.xsd#CONDENSEDCONSOLIDATEDBALANCESHEETS"/>
  <link:calculationLink xlink:role="http://www.workiva.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_019e025f-44ec-7b75-917c-21a2a735ae67" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockValue_019e025f-44ec-7137-b36a-17d10f274cb3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CommonStockValue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_019e025f-44ec-7b75-917c-21a2a735ae67" xlink:to="loc_us-gaap_CommonStockValue_019e025f-44ec-7137-b36a-17d10f274cb3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockValue_019e025f-44ec-7ac9-8f92-48d34726cb87" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PreferredStockValue"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_019e025f-44ec-7b75-917c-21a2a735ae67" xlink:to="loc_us-gaap_PreferredStockValue_019e025f-44ec-7ac9-8f92-48d34726cb87" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapital_019e025f-44ec-7fd6-922a-8aa098ea6ca3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AdditionalPaidInCapital"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_019e025f-44ec-7b75-917c-21a2a735ae67" xlink:to="loc_us-gaap_AdditionalPaidInCapital_019e025f-44ec-7fd6-922a-8aa098ea6ca3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_019e025f-44ec-71be-8064-890dc3b354ed" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.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_019e025f-44ec-7b75-917c-21a2a735ae67" xlink:to="loc_us-gaap_RetainedEarningsAccumulatedDeficit_019e025f-44ec-71be-8064-890dc3b354ed" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_019e025f-44ec-7145-9dae-1aab8e0f8509" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_019e025f-44ec-7b75-917c-21a2a735ae67" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_019e025f-44ec-7145-9dae-1aab8e0f8509" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_019e025f-44ec-7d2b-abeb-9c7a9fbac094" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AssetsCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_019e025f-44ec-7b6f-8b42-11d76cb47799" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.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_AssetsCurrent_019e025f-44ec-7d2b-abeb-9c7a9fbac094" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_019e025f-44ec-7b6f-8b42-11d76cb47799" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtSecuritiesCurrent_019e025f-44ec-751d-ab30-b298fd4c9230" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecuritiesCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_019e025f-44ec-7d2b-abeb-9c7a9fbac094" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtSecuritiesCurrent_019e025f-44ec-751d-ab30-b298fd4c9230" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableNetCurrent_019e025f-44ec-7cbe-90f8-14ad4d43dc4a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccountsReceivableNetCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_019e025f-44ec-7d2b-abeb-9c7a9fbac094" xlink:to="loc_us-gaap_AccountsReceivableNetCurrent_019e025f-44ec-7cbe-90f8-14ad4d43dc4a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CapitalizedContractCostNetCurrent_019e025f-44ec-7446-8772-4fef42340494" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CapitalizedContractCostNetCurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_019e025f-44ec-7d2b-abeb-9c7a9fbac094" xlink:to="loc_us-gaap_CapitalizedContractCostNetCurrent_019e025f-44ec-7446-8772-4fef42340494" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherReceivablesNetCurrent_019e025f-44ec-7112-9a35-fd73137997b9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherReceivablesNetCurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_019e025f-44ec-7d2b-abeb-9c7a9fbac094" xlink:to="loc_us-gaap_OtherReceivablesNetCurrent_019e025f-44ec-7112-9a35-fd73137997b9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_019e025f-44ec-7e9a-87e0-85398fd1e4ab" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PrepaidExpenseAndOtherAssetsCurrent"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_019e025f-44ec-7d2b-abeb-9c7a9fbac094" xlink:to="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_019e025f-44ec-7e9a-87e0-85398fd1e4ab" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_019e025f-44ec-7bf8-8850-5e7158fa700b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_Liabilities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_019e025f-44ec-7273-a596-d246f5fe1e4b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.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_019e025f-44ec-7bf8-8850-5e7158fa700b" xlink:to="loc_us-gaap_LiabilitiesCurrent_019e025f-44ec-7273-a596-d246f5fe1e4b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerLiabilityNoncurrent_019e025f-44ec-708d-ac88-ef8d2e96dcf0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ContractWithCustomerLiabilityNoncurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_019e025f-44ec-7bf8-8850-5e7158fa700b" xlink:to="loc_us-gaap_ContractWithCustomerLiabilityNoncurrent_019e025f-44ec-708d-ac88-ef8d2e96dcf0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_019e025f-44ec-7a03-b81d-0eba4f394d0d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherLiabilitiesNoncurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_019e025f-44ec-7bf8-8850-5e7158fa700b" xlink:to="loc_us-gaap_OtherLiabilitiesNoncurrent_019e025f-44ec-7a03-b81d-0eba4f394d0d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityNoncurrent_019e025f-44ec-75d3-b786-67f0ec131d78" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FinanceLeaseLiabilityNoncurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_019e025f-44ec-7bf8-8850-5e7158fa700b" xlink:to="loc_us-gaap_FinanceLeaseLiabilityNoncurrent_019e025f-44ec-75d3-b786-67f0ec131d78" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_019e025f-44ec-7548-a6d0-9a341614bc31" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_019e025f-44ec-7bf8-8850-5e7158fa700b" xlink:to="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_019e025f-44ec-7548-a6d0-9a341614bc31" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConvertibleDebtNoncurrent_019e025f-44ec-7bae-b242-035b2d18b65d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ConvertibleDebtNoncurrent"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_019e025f-44ec-7bf8-8850-5e7158fa700b" xlink:to="loc_us-gaap_ConvertibleDebtNoncurrent_019e025f-44ec-7bae-b242-035b2d18b65d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_019e025f-44ec-715f-a4d2-036d9a8a67ed" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsPayableCurrent_019e025f-44ec-7498-8f64-283d5442f978" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccountsPayableCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_019e025f-44ec-715f-a4d2-036d9a8a67ed" xlink:to="loc_us-gaap_AccountsPayableCurrent_019e025f-44ec-7498-8f64-283d5442f978" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedLiabilitiesCurrent_019e025f-44ec-7e89-8b8b-ec93288ec693" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccruedLiabilitiesCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_019e025f-44ec-715f-a4d2-036d9a8a67ed" xlink:to="loc_us-gaap_AccruedLiabilitiesCurrent_019e025f-44ec-7e89-8b8b-ec93288ec693" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerLiabilityCurrent_019e025f-44ec-7968-a8e4-cde50462249a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ContractWithCustomerLiabilityCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_019e025f-44ec-715f-a4d2-036d9a8a67ed" xlink:to="loc_us-gaap_ContractWithCustomerLiabilityCurrent_019e025f-44ec-7968-a8e4-cde50462249a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConvertibleDebtCurrent_019e025f-44ec-740f-98f5-6e5ff513d08d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ConvertibleDebtCurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_019e025f-44ec-715f-a4d2-036d9a8a67ed" xlink:to="loc_us-gaap_ConvertibleDebtCurrent_019e025f-44ec-740f-98f5-6e5ff513d08d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityCurrent_019e025f-44ec-7ed1-9b85-005a93f8875f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FinanceLeaseLiabilityCurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_019e025f-44ec-715f-a4d2-036d9a8a67ed" xlink:to="loc_us-gaap_FinanceLeaseLiabilityCurrent_019e025f-44ec-7ed1-9b85-005a93f8875f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_019e025f-44ec-705b-b51d-7f08113cec45" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LiabilitiesAndStockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_019e025f-44ec-7a3a-aa08-9ebe4d4243ae" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_Liabilities"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_019e025f-44ec-705b-b51d-7f08113cec45" xlink:to="loc_us-gaap_Liabilities_019e025f-44ec-7a3a-aa08-9ebe4d4243ae" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_019e025f-44ec-729f-b6db-5718cc5ea4a4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StockholdersEquity"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_019e025f-44ec-705b-b51d-7f08113cec45" xlink:to="loc_us-gaap_StockholdersEquity_019e025f-44ec-729f-b6db-5718cc5ea4a4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_019e025f-44ec-7246-a40e-374023ad8493" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_Assets"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_019e025f-44ec-7856-9387-dc1438eef440" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.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_019e025f-44ec-7246-a40e-374023ad8493" xlink:to="loc_us-gaap_AssetsCurrent_019e025f-44ec-7856-9387-dc1438eef440" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization_019e025f-44ec-7b57-b198-541b578ec955" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019e025f-44ec-7246-a40e-374023ad8493" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization_019e025f-44ec-7b57-b198-541b578ec955" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CapitalizedContractCostNetNoncurrent_019e025f-44ec-7f4b-87ef-41e69ed46d13" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CapitalizedContractCostNetNoncurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019e025f-44ec-7246-a40e-374023ad8493" xlink:to="loc_us-gaap_CapitalizedContractCostNetNoncurrent_019e025f-44ec-7f4b-87ef-41e69ed46d13" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsNet_019e025f-44ec-7b58-b063-481bfab48e02" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FiniteLivedIntangibleAssetsNet"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019e025f-44ec-7246-a40e-374023ad8493" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsNet_019e025f-44ec-7b58-b063-481bfab48e02" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsNoncurrent_019e025f-44ec-7e7a-9e4a-cc62d145aef3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.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_019e025f-44ec-7246-a40e-374023ad8493" xlink:to="loc_us-gaap_OtherAssetsNoncurrent_019e025f-44ec-7e7a-9e4a-cc62d145aef3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseRightOfUseAsset_019e025f-44ec-773a-b37a-38c8e28c0263" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OperatingLeaseRightOfUseAsset"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019e025f-44ec-7246-a40e-374023ad8493" xlink:to="loc_us-gaap_OperatingLeaseRightOfUseAsset_019e025f-44ec-773a-b37a-38c8e28c0263" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_019e025f-44ec-732a-863b-59f0fc6f4a05" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_Goodwill"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019e025f-44ec-7246-a40e-374023ad8493" xlink:to="loc_us-gaap_Goodwill_019e025f-44ec-732a-863b-59f0fc6f4a05" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.workiva.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFOPERATIONS" xlink:type="simple" xlink:href="wk-20260630.xsd#CONDENSEDCONSOLIDATEDSTATEMENTSOFOPERATIONS"/>
  <link:calculationLink xlink:role="http://www.workiva.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFOPERATIONS" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingExpenses_019e025f-44ec-7526-93c5-a0e224f257c5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OperatingExpenses"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ResearchAndDevelopmentExpense_019e025f-44ec-77c5-b171-a851b953a4c3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ResearchAndDevelopmentExpense"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingExpenses_019e025f-44ec-7526-93c5-a0e224f257c5" xlink:to="loc_us-gaap_ResearchAndDevelopmentExpense_019e025f-44ec-77c5-b171-a851b953a4c3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SellingAndMarketingExpense_019e025f-44ec-70ac-bd99-6d5ae25c1445" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SellingAndMarketingExpense"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingExpenses_019e025f-44ec-7526-93c5-a0e224f257c5" xlink:to="loc_us-gaap_SellingAndMarketingExpense_019e025f-44ec-70ac-bd99-6d5ae25c1445" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GeneralAndAdministrativeExpense_019e025f-44ec-7718-b2ed-1e3f2b022544" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_GeneralAndAdministrativeExpense"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingExpenses_019e025f-44ec-7526-93c5-a0e224f257c5" xlink:to="loc_us-gaap_GeneralAndAdministrativeExpense_019e025f-44ec-7718-b2ed-1e3f2b022544" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_019e025f-44ec-7bb6-b562-dcfe7fa4dfe8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingExpenses_019e025f-44ec-78f0-9ef6-bb5f83255bd1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OperatingExpenses"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_019e025f-44ec-7bb6-b562-dcfe7fa4dfe8" xlink:to="loc_us-gaap_OperatingExpenses_019e025f-44ec-78f0-9ef6-bb5f83255bd1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GrossProfit_019e025f-44ec-7b06-b008-8dda0d787880" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_GrossProfit"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_019e025f-44ec-7bb6-b562-dcfe7fa4dfe8" xlink:to="loc_us-gaap_GrossProfit_019e025f-44ec-7b06-b008-8dda0d787880" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_019e025f-44ec-78a3-a5fa-d19486be63bc" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetIncomeLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019e025f-44ec-7444-91ff-eee27008880a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.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_019e025f-44ec-78a3-a5fa-d19486be63bc" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019e025f-44ec-7444-91ff-eee27008880a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_019e025f-44ec-7aea-b49e-763729b168ad" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.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_019e025f-44ec-78a3-a5fa-d19486be63bc" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_019e025f-44ec-7aea-b49e-763729b168ad" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019e025f-44ec-75ac-aed6-a9d93b8b5ced" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_019e025f-44ec-7025-9f57-d4e11428de23" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019e025f-44ec-75ac-aed6-a9d93b8b5ced" xlink:to="loc_us-gaap_OperatingIncomeLoss_019e025f-44ec-7025-9f57-d4e11428de23" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpenseNonoperating_019e025f-44ec-77ed-9c40-9e53a573f965" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestExpenseNonoperating"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019e025f-44ec-75ac-aed6-a9d93b8b5ced" xlink:to="loc_us-gaap_InterestExpenseNonoperating_019e025f-44ec-77ed-9c40-9e53a573f965" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNonoperatingIncomeExpense_019e025f-44ec-7bed-a27e-9c46cd2012ff" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherNonoperatingIncomeExpense"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019e025f-44ec-75ac-aed6-a9d93b8b5ced" xlink:to="loc_us-gaap_OtherNonoperatingIncomeExpense_019e025f-44ec-7bed-a27e-9c46cd2012ff" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIncomeInterest_019e025f-44ec-7840-b0cc-7aa89e21c259" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIncomeInterest"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019e025f-44ec-75ac-aed6-a9d93b8b5ced" xlink:to="loc_us-gaap_InvestmentIncomeInterest_019e025f-44ec-7840-b0cc-7aa89e21c259" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GrossProfit_019e025f-44ec-7a28-bd4c-bbc1a40e4361" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_GrossProfit"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfGoodsAndServicesSold_019e025f-44ec-7a26-9561-560c0e7ad1db" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CostOfGoodsAndServicesSold"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_GrossProfit_019e025f-44ec-7a28-bd4c-bbc1a40e4361" xlink:to="loc_us-gaap_CostOfGoodsAndServicesSold_019e025f-44ec-7a26-9561-560c0e7ad1db" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_019e025f-44ec-72ee-a730-c1b952017553" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_GrossProfit_019e025f-44ec-7a28-bd4c-bbc1a40e4361" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_019e025f-44ec-72ee-a730-c1b952017553" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.workiva.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOMELOSS" xlink:type="simple" xlink:href="wk-20260630.xsd#CONDENSEDCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOMELOSS"/>
  <link:calculationLink xlink:role="http://www.workiva.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOMELOSS" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTax_019e025f-44ec-7f31-b9f5-3cdb5c3056ce" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ComprehensiveIncomeNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_019e025f-44ec-7973-91ee-c9aadeedcdbe" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetIncomeLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_019e025f-44ec-7f31-b9f5-3cdb5c3056ce" xlink:to="loc_us-gaap_NetIncomeLoss_019e025f-44ec-7973-91ee-c9aadeedcdbe" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_019e025f-44ec-7f5a-a760-d0a160b48a09" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_019e025f-44ec-7f31-b9f5-3cdb5c3056ce" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_019e025f-44ec-7f5a-a760-d0a160b48a09" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_019e025f-44ec-784c-bd61-be2b536d3624" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent_019e025f-44ec-70b3-b368-287fd31959ee" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_019e025f-44ec-784c-bd61-be2b536d3624" xlink:to="loc_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent_019e025f-44ec-70b3-b368-287fd31959ee" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent_019e025f-44ec-7aec-a804-a820d34db1b8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_019e025f-44ec-784c-bd61-be2b536d3624" xlink:to="loc_us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent_019e025f-44ec-7aec-a804-a820d34db1b8" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.workiva.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWS" xlink:type="simple" xlink:href="wk-20260630.xsd#CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWS"/>
  <link:calculationLink xlink:role="http://www.workiva.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWS" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_019e025f-44ed-7ed7-b328-6a7bea85daf1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_019e025f-44ed-78cb-af4a-68b5b104631c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.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_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_019e025f-44ed-7ed7-b328-6a7bea85daf1" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_019e025f-44ed-78cb-af4a-68b5b104631c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedCashCurrent_019e025f-44ed-7027-82f3-144d78632959" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RestrictedCashCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_019e025f-44ed-7ed7-b328-6a7bea85daf1" xlink:to="loc_us-gaap_RestrictedCashCurrent_019e025f-44ed-7027-82f3-144d78632959" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019e025f-44ed-71aa-9573-99aba2ce622d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromStockOptionsExercised_019e025f-44ed-7701-b31a-79e153a846ae" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProceedsFromStockOptionsExercised"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019e025f-44ed-71aa-9573-99aba2ce622d" xlink:to="loc_us-gaap_ProceedsFromStockOptionsExercised_019e025f-44ed-7701-b31a-79e153a846ae" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_019e025f-44ed-7558-a160-55c68158bb82" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019e025f-44ed-71aa-9573-99aba2ce622d" xlink:to="loc_us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_019e025f-44ed-7558-a160-55c68158bb82" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlans_019e025f-44ed-7ba6-a1eb-37479f6fdb0b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlans"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019e025f-44ed-71aa-9573-99aba2ce622d" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlans_019e025f-44ed-7ba6-a1eb-37479f6fdb0b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_019e025f-44ed-782d-830e-d8102367365b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PaymentsForRepurchaseOfCommonStock"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019e025f-44ed-71aa-9573-99aba2ce622d" xlink:to="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_019e025f-44ed-782d-830e-d8102367365b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeasePrincipalPayments_019e025f-44ed-7369-9ddc-2c96f1243ed0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FinanceLeasePrincipalPayments"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019e025f-44ed-71aa-9573-99aba2ce622d" xlink:to="loc_us-gaap_FinanceLeasePrincipalPayments_019e025f-44ed-7369-9ddc-2c96f1243ed0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_019e025f-44ed-7b12-8235-b29b7fad27a3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e025f-44ed-75aa-9d16-5c9d46efaa14" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.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_019e025f-44ed-7b12-8235-b29b7fad27a3" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e025f-44ed-75aa-9d16-5c9d46efaa14" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019e025f-44ed-77b1-911a-c3bff49e52ef" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.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_019e025f-44ed-7b12-8235-b29b7fad27a3" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019e025f-44ed-77b1-911a-c3bff49e52ef" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019e025f-44ed-7f38-ad48-aa5e4f029949" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.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_019e025f-44ed-7b12-8235-b29b7fad27a3" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019e025f-44ed-7f38-ad48-aa5e4f029949" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_019e025f-44ed-782a-83bd-9ce4d51f6523" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_019e025f-44ed-7b12-8235-b29b7fad27a3" xlink:to="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_019e025f-44ed-782a-83bd-9ce4d51f6523" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019e025f-44ed-7786-96ad-ce2e99b8eeae" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_019e025f-44ed-728a-8872-fbba0a6c781c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PaymentsToAcquirePropertyPlantAndEquipment"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019e025f-44ed-7786-96ad-ce2e99b8eeae" xlink:to="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_019e025f-44ed-728a-8872-fbba0a6c781c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt_019e025f-44ed-7b0c-8b76-a1c0c7d5a0d2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019e025f-44ed-7786-96ad-ce2e99b8eeae" xlink:to="loc_us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt_019e025f-44ed-7b0c-8b76-a1c0c7d5a0d2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities_019e025f-44ed-7619-ba47-de6f2c7adbe4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019e025f-44ed-7786-96ad-ce2e99b8eeae" xlink:to="loc_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities_019e025f-44ed-7619-ba47-de6f2c7adbe4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_019e025f-44ed-7658-836e-a70a334c36c2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019e025f-44ed-7786-96ad-ce2e99b8eeae" xlink:to="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_019e025f-44ed-7658-836e-a70a334c36c2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireIntangibleAssets_019e025f-44ed-7203-ae1a-9be4dd4ef7b7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PaymentsToAcquireIntangibleAssets"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019e025f-44ed-7786-96ad-ce2e99b8eeae" xlink:to="loc_us-gaap_PaymentsToAcquireIntangibleAssets_019e025f-44ed-7203-ae1a-9be4dd4ef7b7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e025f-44ed-72ce-8727-b095469f409f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_019e025f-44ed-727e-88f3-e9c7d04a1cbd" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetIncomeLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e025f-44ed-72ce-8727-b095469f409f" xlink:to="loc_us-gaap_NetIncomeLoss_019e025f-44ed-727e-88f3-e9c7d04a1cbd" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepreciationDepletionAndAmortization_019e025f-44ed-7af4-84c1-7dfe0f9a18a2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DepreciationDepletionAndAmortization"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e025f-44ed-72ce-8727-b095469f409f" xlink:to="loc_us-gaap_DepreciationDepletionAndAmortization_019e025f-44ed-7af4-84c1-7dfe0f9a18a2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensation_019e025f-44ed-7265-b87a-4bf6c55df795" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ShareBasedCompensation"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e025f-44ed-72ce-8727-b095469f409f" xlink:to="loc_us-gaap_ShareBasedCompensation_019e025f-44ed-7265-b87a-4bf6c55df795" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProvisionForDoubtfulAccounts_019e025f-44ed-7477-a63d-843a2193651a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProvisionForDoubtfulAccounts"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e025f-44ed-72ce-8727-b095469f409f" xlink:to="loc_us-gaap_ProvisionForDoubtfulAccounts_019e025f-44ed-7477-a63d-843a2193651a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccretionAmortizationOfDiscountsAndPremiumsInvestments_019e025f-44ed-745a-a5ee-bb72b0973506" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccretionAmortizationOfDiscountsAndPremiumsInvestments"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e025f-44ed-72ce-8727-b095469f409f" xlink:to="loc_us-gaap_AccretionAmortizationOfDiscountsAndPremiumsInvestments_019e025f-44ed-745a-a5ee-bb72b0973506" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AmortizationOfFinancingCostsAndDiscounts_019e025f-44ed-7431-b5b5-69fd30005b8c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AmortizationOfFinancingCostsAndDiscounts"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e025f-44ed-72ce-8727-b095469f409f" xlink:to="loc_us-gaap_AmortizationOfFinancingCostsAndDiscounts_019e025f-44ed-7431-b5b5-69fd30005b8c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_wk_GainLossOnModificationOfLease_019e025f-44ed-7189-8bbf-7ec476785430" xlink:href="wk-20260630.xsd#wk_GainLossOnModificationOfLease"/>
    <link:calculationArc order="7" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e025f-44ed-72ce-8727-b095469f409f" xlink:to="loc_wk_GainLossOnModificationOfLease_019e025f-44ed-7189-8bbf-7ec476785430" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxesAndTaxCredits_019e025f-44ed-7fea-956d-9b41c00c75f3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DeferredIncomeTaxesAndTaxCredits"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e025f-44ed-72ce-8727-b095469f409f" xlink:to="loc_us-gaap_DeferredIncomeTaxesAndTaxCredits_019e025f-44ed-7fea-956d-9b41c00c75f3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_019e025f-44ed-7598-8834-b3c462d8f106" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInAccountsReceivable"/>
    <link:calculationArc order="9" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e025f-44ed-72ce-8727-b095469f409f" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_019e025f-44ed-7598-8834-b3c462d8f106" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_wk_IncreaseDecreaseInCapitalizedContractCost_019e025f-44ed-7bbb-b42e-e47285b859f2" xlink:href="wk-20260630.xsd#wk_IncreaseDecreaseInCapitalizedContractCost"/>
    <link:calculationArc order="10" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e025f-44ed-72ce-8727-b095469f409f" xlink:to="loc_wk_IncreaseDecreaseInCapitalizedContractCost_019e025f-44ed-7bbb-b42e-e47285b859f2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_wk_IncreaseDecreaseInOperatingRightOfUseAsset_019e025f-44ed-7c94-ad9a-b62da8fe204a" xlink:href="wk-20260630.xsd#wk_IncreaseDecreaseInOperatingRightOfUseAsset"/>
    <link:calculationArc order="11" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e025f-44ed-72ce-8727-b095469f409f" xlink:to="loc_wk_IncreaseDecreaseInOperatingRightOfUseAsset_019e025f-44ed-7c94-ad9a-b62da8fe204a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherReceivables_019e025f-44ed-798c-8383-503d64ccc6e8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInOtherReceivables"/>
    <link:calculationArc order="12" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e025f-44ed-72ce-8727-b095469f409f" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherReceivables_019e025f-44ed-798c-8383-503d64ccc6e8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_019e025f-44ed-7be3-bb04-ebcaed1989d0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets"/>
    <link:calculationArc order="13" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e025f-44ed-72ce-8727-b095469f409f" xlink:to="loc_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_019e025f-44ed-7be3-bb04-ebcaed1989d0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherNoncurrentAssets_019e025f-44ed-798a-bcf0-bcad8d254754" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInOtherNoncurrentAssets"/>
    <link:calculationArc order="14" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e025f-44ed-72ce-8727-b095469f409f" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherNoncurrentAssets_019e025f-44ed-798a-bcf0-bcad8d254754" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsPayable_019e025f-44ed-7c78-8ec1-5ef5c01e9058" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInAccountsPayable"/>
    <link:calculationArc order="15" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e025f-44ed-72ce-8727-b095469f409f" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsPayable_019e025f-44ed-7c78-8ec1-5ef5c01e9058" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInContractWithCustomerLiability_019e025f-44ed-7de7-9748-737f5b4aa6df" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInContractWithCustomerLiability"/>
    <link:calculationArc order="16" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e025f-44ed-72ce-8727-b095469f409f" xlink:to="loc_us-gaap_IncreaseDecreaseInContractWithCustomerLiability_019e025f-44ed-7de7-9748-737f5b4aa6df" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOperatingLeaseLiability_019e025f-44ed-7e58-84dc-155f71d60460" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInOperatingLeaseLiability"/>
    <link:calculationArc order="17" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e025f-44ed-72ce-8727-b095469f409f" xlink:to="loc_us-gaap_IncreaseDecreaseInOperatingLeaseLiability_019e025f-44ed-7e58-84dc-155f71d60460" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccruedLiabilities_019e025f-44ed-7355-aa3a-3313c8c9fb01" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInAccruedLiabilities"/>
    <link:calculationArc order="18" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e025f-44ed-72ce-8727-b095469f409f" xlink:to="loc_us-gaap_IncreaseDecreaseInAccruedLiabilities_019e025f-44ed-7355-aa3a-3313c8c9fb01" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.workiva.com/role/SupplementalConsolidatedBalanceSheetInformationDetails" xlink:type="simple" xlink:href="wk-20260630.xsd#SupplementalConsolidatedBalanceSheetInformationDetails"/>
  <link:calculationLink xlink:role="http://www.workiva.com/role/SupplementalConsolidatedBalanceSheetInformationDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedLiabilitiesCurrent_019e025f-45ab-7067-92bd-7bb61632b32f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccruedLiabilitiesCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedBonusesCurrent_019e025f-45ab-7404-8a2f-09cd3d1e3daa" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccruedBonusesCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_019e025f-45ab-7067-92bd-7bb61632b32f" xlink:to="loc_us-gaap_AccruedBonusesCurrent_019e025f-45ab-7404-8a2f-09cd3d1e3daa" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_wk_ClientDepositsCurrent_019e025f-45ab-7320-b35e-45d1e4b12cf9" xlink:href="wk-20260630.xsd#wk_ClientDepositsCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_019e025f-45ab-7067-92bd-7bb61632b32f" xlink:to="loc_wk_ClientDepositsCurrent_019e025f-45ab-7320-b35e-45d1e4b12cf9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedVacationCurrent_019e025f-45ab-7a1f-bcde-4fc3dd1610a0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccruedVacationCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_019e025f-45ab-7067-92bd-7bb61632b32f" xlink:to="loc_us-gaap_AccruedVacationCurrent_019e025f-45ab-7a1f-bcde-4fc3dd1610a0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedSalesCommissionCurrent_019e025f-45ab-7c8f-bcb4-7d9024e3521e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccruedSalesCommissionCurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_019e025f-45ab-7067-92bd-7bb61632b32f" xlink:to="loc_us-gaap_AccruedSalesCommissionCurrent_019e025f-45ab-7c8f-bcb4-7d9024e3521e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedSalariesCurrent_019e025f-45ab-76d8-a587-15da981fe394" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccruedSalariesCurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_019e025f-45ab-7067-92bd-7bb61632b32f" xlink:to="loc_us-gaap_AccruedSalariesCurrent_019e025f-45ab-76d8-a587-15da981fe394" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedEmployeeBenefitsCurrent_019e025f-45ab-7db3-980b-05ae2012209a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccruedEmployeeBenefitsCurrent"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_019e025f-45ab-7067-92bd-7bb61632b32f" xlink:to="loc_us-gaap_AccruedEmployeeBenefitsCurrent_019e025f-45ab-7db3-980b-05ae2012209a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityCurrent_019e025f-45ab-768b-9b80-d040dae8ab16" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OperatingLeaseLiabilityCurrent"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_019e025f-45ab-7067-92bd-7bb61632b32f" xlink:to="loc_us-gaap_OperatingLeaseLiabilityCurrent_019e025f-45ab-768b-9b80-d040dae8ab16" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SelfInsuranceReserveCurrent_019e025f-45ab-794c-a94a-eb93d452a4e3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SelfInsuranceReserveCurrent"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_019e025f-45ab-7067-92bd-7bb61632b32f" xlink:to="loc_us-gaap_SelfInsuranceReserveCurrent_019e025f-45ab-794c-a94a-eb93d452a4e3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestPayableCurrent_019e025f-45ab-7b8b-96a5-1c7ac90d0b60" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestPayableCurrent"/>
    <link:calculationArc order="9" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_019e025f-45ab-7067-92bd-7bb61632b32f" xlink:to="loc_us-gaap_InterestPayableCurrent_019e025f-45ab-7b8b-96a5-1c7ac90d0b60" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAccruedLiabilitiesCurrent_019e025f-45ab-7a41-b45d-5e1cd208bb3d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherAccruedLiabilitiesCurrent"/>
    <link:calculationArc order="10" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_019e025f-45ab-7067-92bd-7bb61632b32f" xlink:to="loc_us-gaap_OtherAccruedLiabilitiesCurrent_019e025f-45ab-7a41-b45d-5e1cd208bb3d" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.workiva.com/role/CashEquivalentsandMarketableSecuritiesScheduleofMarketableSecuritiesDetails" xlink:type="simple" xlink:href="wk-20260630.xsd#CashEquivalentsandMarketableSecuritiesScheduleofMarketableSecuritiesDetails"/>
  <link:calculationLink xlink:role="http://www.workiva.com/role/CashEquivalentsandMarketableSecuritiesScheduleofMarketableSecuritiesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_019e025f-45ab-70b7-9372-91f91bab538f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
    <link:loc xlink:type="locator" xlink:label="loc_wk_CashAndCashEquivalentsAccumulatedGrossUnrealizedGainBeforeTax_019e025f-45ab-7fdc-bb0a-c165fe00a113" xlink:href="wk-20260630.xsd#wk_CashAndCashEquivalentsAccumulatedGrossUnrealizedGainBeforeTax"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_019e025f-45ab-70b7-9372-91f91bab538f" xlink:to="loc_wk_CashAndCashEquivalentsAccumulatedGrossUnrealizedGainBeforeTax_019e025f-45ab-7fdc-bb0a-c165fe00a113" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_019e025f-45ab-7745-b4f1-8d13fe63f3b9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CashAndCashEquivalentsFairValueDisclosure"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_019e025f-45ab-70b7-9372-91f91bab538f" xlink:to="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_019e025f-45ab-7745-b4f1-8d13fe63f3b9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_wk_CashCashEquivalentsAndAvailableForSaleDebtSecuritiesAmortizedCost_019e025f-45ab-7b7b-b500-75b99166fec9" xlink:href="wk-20260630.xsd#wk_CashCashEquivalentsAndAvailableForSaleDebtSecuritiesAmortizedCost"/>
    <link:loc xlink:type="locator" xlink:label="loc_wk_CashAndCashEquivalentsAndDebtSecuritiesAvailableForSaleAccumulatedGrossUnrealizedGainBeforeTax_019e025f-45ab-7c65-b470-56956cb3e9d5" xlink:href="wk-20260630.xsd#wk_CashAndCashEquivalentsAndDebtSecuritiesAvailableForSaleAccumulatedGrossUnrealizedGainBeforeTax"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_wk_CashCashEquivalentsAndAvailableForSaleDebtSecuritiesAmortizedCost_019e025f-45ab-7b7b-b500-75b99166fec9" xlink:to="loc_wk_CashAndCashEquivalentsAndDebtSecuritiesAvailableForSaleAccumulatedGrossUnrealizedGainBeforeTax_019e025f-45ab-7c65-b470-56956cb3e9d5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_wk_CashAndCashEquivalentsAndDebtSecuritiesAvailableForSaleAccumulatedGrossUnrealizedLossBeforeTax_019e025f-45ab-7156-a457-32b70c5904d6" xlink:href="wk-20260630.xsd#wk_CashAndCashEquivalentsAndDebtSecuritiesAvailableForSaleAccumulatedGrossUnrealizedLossBeforeTax"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_wk_CashCashEquivalentsAndAvailableForSaleDebtSecuritiesAmortizedCost_019e025f-45ab-7b7b-b500-75b99166fec9" xlink:to="loc_wk_CashAndCashEquivalentsAndDebtSecuritiesAvailableForSaleAccumulatedGrossUnrealizedLossBeforeTax_019e025f-45ab-7156-a457-32b70c5904d6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_wk_CashCashEquivalentsAndAvailableForSaleDebtSecurities_019e025f-45ab-7bd6-a7ec-e658a5b5839a" xlink:href="wk-20260630.xsd#wk_CashCashEquivalentsAndAvailableForSaleDebtSecurities"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_wk_CashCashEquivalentsAndAvailableForSaleDebtSecuritiesAmortizedCost_019e025f-45ab-7b7b-b500-75b99166fec9" xlink:to="loc_wk_CashCashEquivalentsAndAvailableForSaleDebtSecurities_019e025f-45ab-7bd6-a7ec-e658a5b5839a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_019e025f-45ab-7746-a4e1-29a45af4b52a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_019e025f-45ab-7963-8183-9f3bc00f01d5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_019e025f-45ab-7746-a4e1-29a45af4b52a" xlink:to="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_019e025f-45ab-7963-8183-9f3bc00f01d5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_019e025f-45ab-743d-af66-6e6261ddb41a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_019e025f-45ab-7746-a4e1-29a45af4b52a" xlink:to="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_019e025f-45ab-743d-af66-6e6261ddb41a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_019e025f-45ab-7de9-bf72-9cbfb5e5f3ca" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecurities"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_019e025f-45ab-7746-a4e1-29a45af4b52a" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_019e025f-45ab-7de9-bf72-9cbfb5e5f3ca" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.workiva.com/role/CashEquivalentsandMarketableSecuritiesScheduleofContractualMaturitiesDetails" xlink:type="simple" xlink:href="wk-20260630.xsd#CashEquivalentsandMarketableSecuritiesScheduleofContractualMaturitiesDetails"/>
  <link:calculationLink xlink:role="http://www.workiva.com/role/CashEquivalentsandMarketableSecuritiesScheduleofContractualMaturitiesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_019e025f-45ab-7808-aa1f-3bcd27ddadd6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecurities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue_019e025f-45ab-77f9-8ec1-8764bc85d13b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.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_019e025f-45ab-7808-aa1f-3bcd27ddadd6" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue_019e025f-45ab-77f9-8ec1-8764bc85d13b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_wk_DebtSecuritiesAvailableForSaleFairValueMaturityAllocatedAndSingleMaturityDateAfterYearOneThroughTwo_019e025f-45ab-785a-85b0-2fe29ad2dd88" xlink:href="wk-20260630.xsd#wk_DebtSecuritiesAvailableForSaleFairValueMaturityAllocatedAndSingleMaturityDateAfterYearOneThroughTwo"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_019e025f-45ab-7808-aa1f-3bcd27ddadd6" xlink:to="loc_wk_DebtSecuritiesAvailableForSaleFairValueMaturityAllocatedAndSingleMaturityDateAfterYearOneThroughTwo_019e025f-45ab-785a-85b0-2fe29ad2dd88" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_wk_DebtSecuritiesAvailableForSaleFairValueMaturityAllocatedAndSingleMaturityDateAfterYearTwoThroughFive_019e025f-45ab-76a0-982c-7379a94fdfab" xlink:href="wk-20260630.xsd#wk_DebtSecuritiesAvailableForSaleFairValueMaturityAllocatedAndSingleMaturityDateAfterYearTwoThroughFive"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_019e025f-45ab-7808-aa1f-3bcd27ddadd6" xlink:to="loc_wk_DebtSecuritiesAvailableForSaleFairValueMaturityAllocatedAndSingleMaturityDateAfterYearTwoThroughFive_019e025f-45ab-76a0-982c-7379a94fdfab" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.workiva.com/role/FairValueMeasurementsDetails" xlink:type="simple" xlink:href="wk-20260630.xsd#FairValueMeasurementsDetails"/>
  <link:calculationLink xlink:role="http://www.workiva.com/role/FairValueMeasurementsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsFairValueDisclosure_019e025f-45ab-7f9b-a92a-6e349038cbfc" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AssetsFairValueDisclosure"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_019e025f-45ab-7863-bf36-b4fece3ee2c5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CashAndCashEquivalentsFairValueDisclosure"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsFairValueDisclosure_019e025f-45ab-7f9b-a92a-6e349038cbfc" xlink:to="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_019e025f-45ab-7863-bf36-b4fece3ee2c5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_019e025f-45ab-77bc-ab58-b5c7951f4077" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecurities"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsFairValueDisclosure_019e025f-45ab-7f9b-a92a-6e349038cbfc" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_019e025f-45ab-77bc-ab58-b5c7951f4077" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_wk_CashCashEquivalentsAndAvailableForSaleDebtSecurities_019e025f-45ab-7248-b561-eaa4f530c5e4" xlink:href="wk-20260630.xsd#wk_CashCashEquivalentsAndAvailableForSaleDebtSecurities"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsFairValueDisclosure_019e025f-45ab-7f9b-a92a-6e349038cbfc" xlink:to="loc_wk_CashCashEquivalentsAndAvailableForSaleDebtSecurities_019e025f-45ab-7248-b561-eaa4f530c5e4" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.workiva.com/role/ConvertibleSeniorNotesNetCarryingAmountofConvertibleDebtDetails" xlink:type="simple" xlink:href="wk-20260630.xsd#ConvertibleSeniorNotesNetCarryingAmountofConvertibleDebtDetails"/>
  <link:calculationLink xlink:role="http://www.workiva.com/role/ConvertibleSeniorNotesNetCarryingAmountofConvertibleDebtDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebt_019e025f-45ac-7699-8964-4c2a12fec60a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongTermDebt"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentCarryingAmount_019e025f-45ac-716b-a18e-3605070624dc" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentCarryingAmount"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebt_019e025f-45ac-7699-8964-4c2a12fec60a" xlink:to="loc_us-gaap_DebtInstrumentCarryingAmount_019e025f-45ac-716b-a18e-3605070624dc" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredFinanceCostsNet_019e025f-45ac-73d6-9f1a-af1dd467f6e5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DeferredFinanceCostsNet"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebt_019e025f-45ac-7699-8964-4c2a12fec60a" xlink:to="loc_us-gaap_DeferredFinanceCostsNet_019e025f-45ac-73d6-9f1a-af1dd467f6e5" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.workiva.com/role/ConvertibleSeniorNotesSummaryofInterestExpenseDetails" xlink:type="simple" xlink:href="wk-20260630.xsd#ConvertibleSeniorNotesSummaryofInterestExpenseDetails"/>
  <link:calculationLink xlink:role="http://www.workiva.com/role/ConvertibleSeniorNotesSummaryofInterestExpenseDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpenseDebt_019e025f-45ac-7177-a946-2d4383cf48bf" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestExpenseDebt"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpenseDebtExcludingAmortization_019e025f-45ac-7135-b4ad-49c839dacbf1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestExpenseDebtExcludingAmortization"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_InterestExpenseDebt_019e025f-45ac-7177-a946-2d4383cf48bf" xlink:to="loc_us-gaap_InterestExpenseDebtExcludingAmortization_019e025f-45ac-7135-b4ad-49c839dacbf1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AmortizationOfFinancingCosts_019e025f-45ac-74c2-a34f-c6333d502904" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AmortizationOfFinancingCosts"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_InterestExpenseDebt_019e025f-45ac-7177-a946-2d4383cf48bf" xlink:to="loc_us-gaap_AmortizationOfFinancingCosts_019e025f-45ac-74c2-a34f-c6333d502904" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.workiva.com/role/IntangibleAssetsandGoodwillIntangibleAssetComponentsDetails" xlink:type="simple" xlink:href="wk-20260630.xsd#IntangibleAssetsandGoodwillIntangibleAssetComponentsDetails"/>
  <link:calculationLink xlink:role="http://www.workiva.com/role/IntangibleAssetsandGoodwillIntangibleAssetComponentsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsNet_019e025f-45ac-754e-8ce7-0275620768f4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FiniteLivedIntangibleAssetsNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_019e025f-45ac-73b9-8eab-ff9efa7c341e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_019e025f-45ac-754e-8ce7-0275620768f4" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_019e025f-45ac-73b9-8eab-ff9efa7c341e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsGross_019e025f-45ac-7107-be48-bb0241ac6574" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FiniteLivedIntangibleAssetsGross"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_019e025f-45ac-754e-8ce7-0275620768f4" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsGross_019e025f-45ac-7107-be48-bb0241ac6574" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.workiva.com/role/IntangibleAssetsandGoodwillAmortizationofIntangibleAssetsbyFiscalYearDetails" xlink:type="simple" xlink:href="wk-20260630.xsd#IntangibleAssetsandGoodwillAmortizationofIntangibleAssetsbyFiscalYearDetails"/>
  <link:calculationLink xlink:role="http://www.workiva.com/role/IntangibleAssetsandGoodwillAmortizationofIntangibleAssetsbyFiscalYearDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsNet_019e025f-45ac-7d47-a40c-6eda83a6e731" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FiniteLivedIntangibleAssetsNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear_019e025f-45ac-7f20-a525-76a809634397" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_019e025f-45ac-7d47-a40c-6eda83a6e731" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear_019e025f-45ac-7f20-a525-76a809634397" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_019e025f-45ac-748e-b130-44e31c28780c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_019e025f-45ac-7d47-a40c-6eda83a6e731" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_019e025f-45ac-748e-b130-44e31c28780c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_019e025f-45ac-70b7-9abb-f662dbe3231d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_019e025f-45ac-7d47-a40c-6eda83a6e731" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_019e025f-45ac-70b7-9abb-f662dbe3231d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_019e025f-45ac-7bdb-a5ca-0f0ce888a4ec" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_019e025f-45ac-7d47-a40c-6eda83a6e731" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_019e025f-45ac-7bdb-a5ca-0f0ce888a4ec" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_019e025f-45ac-7a68-b496-84047c08b9e0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_019e025f-45ac-7d47-a40c-6eda83a6e731" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_019e025f-45ac-7a68-b496-84047c08b9e0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_wk_FiniteLivedIntangibleAssetExpectedAmortizationAfterYearFour_019e025f-45ac-7b35-9a3a-e8a1e72ec3c8" xlink:href="wk-20260630.xsd#wk_FiniteLivedIntangibleAssetExpectedAmortizationAfterYearFour"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_019e025f-45ac-7d47-a40c-6eda83a6e731" xlink:to="loc_wk_FiniteLivedIntangibleAssetExpectedAmortizationAfterYearFour_019e025f-45ac-7b35-9a3a-e8a1e72ec3c8" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.workiva.com/role/NetIncomeLossPerShareBasicandDilutedIncomeLossPerShareDetails" xlink:type="simple" xlink:href="wk-20260630.xsd#NetIncomeLossPerShareBasicandDilutedIncomeLossPerShareDetails"/>
  <link:calculationLink xlink:role="http://www.workiva.com/role/NetIncomeLossPerShareBasicandDilutedIncomeLossPerShareDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_019e025f-45ac-7177-8636-f492209197dd" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_019e025f-45ac-7c4b-9df5-afce96fa7a75" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_019e025f-45ac-7177-8636-f492209197dd" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_019e025f-45ac-7c4b-9df5-afce96fa7a75" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_019e025f-45ac-7c12-b266-4d3fb67965f4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_019e025f-45ac-7177-8636-f492209197dd" xlink:to="loc_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_019e025f-45ac-7c12-b266-4d3fb67965f4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted_019e025f-45ac-7df1-ac0b-0ff711017198" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_019e025f-45ac-7371-9c74-b9c3a0c947cf" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted_019e025f-45ac-7df1-ac0b-0ff711017198" xlink:to="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_019e025f-45ac-7371-9c74-b9c3a0c947cf" xlink:type="arc"/>
  </link:calculationLink>
</link:linkbase>
