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

<!--XBRL Document Created with Wdesk from Workiva-->
<!--Copyright 2020 Workiva-->
<!--r:7499074e-8419-4bc3-bc13-b9d70248fea2,g:4787ebff-9a07-4c0d-9d59-48f47458f326-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:roleRef roleURI="http://westwoodgroup.com/role/TemplateLink" xlink:type="simple" xlink:href="whg-20200331.xsd#TemplateLink"/>
  <link:calculationLink xlink:role="http://westwoodgroup.com/role/TemplateLink" xlink:type="extended"/>
  <link:roleRef roleURI="http://westwoodgroup.com/role/DocumentandEntityInformation" xlink:type="simple" xlink:href="whg-20200331.xsd#DocumentandEntityInformation"/>
  <link:calculationLink xlink:role="http://westwoodgroup.com/role/DocumentandEntityInformation" xlink:type="extended"/>
  <link:roleRef roleURI="http://westwoodgroup.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS" xlink:type="simple" xlink:href="whg-20200331.xsd#CONDENSEDCONSOLIDATEDBALANCESHEETS"/>
  <link:calculationLink xlink:role="http://westwoodgroup.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_ea379d43-5516-4a2d-81e1-cd179a25e88e" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_70b1ab3f-e730-4f3f-b06a-e1a2eb59ccf4" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Liabilities"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_ea379d43-5516-4a2d-81e1-cd179a25e88e" xlink:to="loc_us-gaap_Liabilities_70b1ab3f-e730-4f3f-b06a-e1a2eb59ccf4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingencies_d3a28be0-9ceb-44cc-ac1f-97f364057dc4" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommitmentsAndContingencies"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_ea379d43-5516-4a2d-81e1-cd179a25e88e" xlink:to="loc_us-gaap_CommitmentsAndContingencies_d3a28be0-9ceb-44cc-ac1f-97f364057dc4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_a5b64959-570e-42e9-abe2-c132638eb39c" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockholdersEquity"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_ea379d43-5516-4a2d-81e1-cd179a25e88e" xlink:to="loc_us-gaap_StockholdersEquity_a5b64959-570e-42e9-abe2-c132638eb39c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_89a1f82c-aaa5-4e2f-bfd0-bd5ecceb632e" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Liabilities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_03c55bfc-5324-44fb-9be6-8cf7275eeb0d" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_89a1f82c-aaa5-4e2f-bfd0-bd5ecceb632e" xlink:to="loc_us-gaap_LiabilitiesCurrent_03c55bfc-5324-44fb-9be6-8cf7275eeb0d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_whg_DividendsPayableNonCurrent_5031a105-51c4-40fa-a8f9-743495f84cd9" xlink:href="whg-20200331.xsd#whg_DividendsPayableNonCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_89a1f82c-aaa5-4e2f-bfd0-bd5ecceb632e" xlink:to="loc_whg_DividendsPayableNonCurrent_5031a105-51c4-40fa-a8f9-743495f84cd9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_56830db0-f8b8-4f57-8896-df5d2e999874" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_89a1f82c-aaa5-4e2f-bfd0-bd5ecceb632e" xlink:to="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_56830db0-f8b8-4f57-8896-df5d2e999874" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_8f8cd092-fd74-42ed-a001-b70df8665242" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockValue_aae63fd0-2dc9-4853-925f-66531d239462" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommonStockValue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_8f8cd092-fd74-42ed-a001-b70df8665242" xlink:to="loc_us-gaap_CommonStockValue_aae63fd0-2dc9-4853-925f-66531d239462" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapitalCommonStock_a5eb1e95-c29f-429d-a5c4-1c792005ab8d" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AdditionalPaidInCapitalCommonStock"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_8f8cd092-fd74-42ed-a001-b70df8665242" xlink:to="loc_us-gaap_AdditionalPaidInCapitalCommonStock_a5eb1e95-c29f-429d-a5c4-1c792005ab8d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockValue_205fd9bd-5299-4637-9d2b-f09a2b4f20ec" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TreasuryStockValue"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_8f8cd092-fd74-42ed-a001-b70df8665242" xlink:to="loc_us-gaap_TreasuryStockValue_205fd9bd-5299-4637-9d2b-f09a2b4f20ec" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax_9b9891b3-8867-432c-a9c0-1aab10f183e3" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_8f8cd092-fd74-42ed-a001-b70df8665242" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax_9b9891b3-8867-432c-a9c0-1aab10f183e3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_fa2a1019-dbba-466c-9a76-5fdfef4ecf82" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RetainedEarningsAccumulatedDeficit"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_8f8cd092-fd74-42ed-a001-b70df8665242" xlink:to="loc_us-gaap_RetainedEarningsAccumulatedDeficit_fa2a1019-dbba-466c-9a76-5fdfef4ecf82" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_63d5a546-ee60-4bca-b309-0736ad30516b" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Assets"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_1c43ef16-eea4-4388-b2d4-5981bb908730" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AssetsCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_63d5a546-ee60-4bca-b309-0736ad30516b" xlink:to="loc_us-gaap_AssetsCurrent_1c43ef16-eea4-4388-b2d4-5981bb908730" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsNet_db3200c7-0f75-466b-9dc6-77d79c0bd123" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsNet"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_63d5a546-ee60-4bca-b309-0736ad30516b" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsNet_db3200c7-0f75-466b-9dc6-77d79c0bd123" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_22f38dcb-a3fa-48c3-ac68-34461e3c2aaf" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_63d5a546-ee60-4bca-b309-0736ad30516b" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_22f38dcb-a3fa-48c3-ac68-34461e3c2aaf" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxAssetsNet_f12792f7-adf3-48b4-b949-a142e2d21b5f" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredIncomeTaxAssetsNet"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_63d5a546-ee60-4bca-b309-0736ad30516b" xlink:to="loc_us-gaap_DeferredIncomeTaxAssetsNet_f12792f7-adf3-48b4-b949-a142e2d21b5f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermInvestments_5684b9a0-297e-4967-a6e5-c9c9a61bee96" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermInvestments"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_63d5a546-ee60-4bca-b309-0736ad30516b" xlink:to="loc_us-gaap_LongTermInvestments_5684b9a0-297e-4967-a6e5-c9c9a61bee96" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_whg_LongtermInvestmentsCarriedatFairValue_ffe49646-adee-4a29-85bf-110c56c4e4df" xlink:href="whg-20200331.xsd#whg_LongtermInvestmentsCarriedatFairValue"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_63d5a546-ee60-4bca-b309-0736ad30516b" xlink:to="loc_whg_LongtermInvestmentsCarriedatFairValue_ffe49646-adee-4a29-85bf-110c56c4e4df" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseRightOfUseAsset_acc3b696-42ae-4fcf-bec3-0c076c4eab4b" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseRightOfUseAsset"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_63d5a546-ee60-4bca-b309-0736ad30516b" xlink:to="loc_us-gaap_OperatingLeaseRightOfUseAsset_acc3b696-42ae-4fcf-bec3-0c076c4eab4b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsNoncurrent_ba72cc4b-4e49-451a-82d8-dac06760738b" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherAssetsNoncurrent"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_63d5a546-ee60-4bca-b309-0736ad30516b" xlink:to="loc_us-gaap_OtherAssetsNoncurrent_ba72cc4b-4e49-451a-82d8-dac06760738b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_4f8191a2-18a8-41d9-86fe-afa75613ff8b" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Goodwill"/>
    <link:calculationArc order="9" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_63d5a546-ee60-4bca-b309-0736ad30516b" xlink:to="loc_us-gaap_Goodwill_4f8191a2-18a8-41d9-86fe-afa75613ff8b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_2c80ec73-4a44-4d65-828d-bb4202675979" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AssetsCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_72d4b069-cf5d-443d-849b-1fc68c355d3b" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_2c80ec73-4a44-4d65-828d-bb4202675979" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_72d4b069-cf5d-443d-849b-1fc68c355d3b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableNetCurrent_08a584ed-5189-4050-82b2-4ee243065c65" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccountsReceivableNetCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_2c80ec73-4a44-4d65-828d-bb4202675979" xlink:to="loc_us-gaap_AccountsReceivableNetCurrent_08a584ed-5189-4050-82b2-4ee243065c65" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShortTermInvestments_df51f283-e6b8-4eb8-bd6d-4ae07defc0e8" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShortTermInvestments"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_2c80ec73-4a44-4d65-828d-bb4202675979" xlink:to="loc_us-gaap_ShortTermInvestments_df51f283-e6b8-4eb8-bd6d-4ae07defc0e8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxesReceivable_4e1559c1-96b9-402f-be5b-1134ba4837db" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxesReceivable"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_2c80ec73-4a44-4d65-828d-bb4202675979" xlink:to="loc_us-gaap_IncomeTaxesReceivable_4e1559c1-96b9-402f-be5b-1134ba4837db" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsCurrent_37bf5aad-0cca-4621-ae7e-fa05fcdff831" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherAssetsCurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_2c80ec73-4a44-4d65-828d-bb4202675979" xlink:to="loc_us-gaap_OtherAssetsCurrent_37bf5aad-0cca-4621-ae7e-fa05fcdff831" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_c7b0cc2a-0b5d-4ce6-b6c6-6fa8448c2215" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent_461329d6-3c36-4821-afaf-fa6ebb3cb987" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_c7b0cc2a-0b5d-4ce6-b6c6-6fa8448c2215" xlink:to="loc_us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent_461329d6-3c36-4821-afaf-fa6ebb3cb987" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DividendsPayableCurrent_6072ed70-0f73-4bd7-b170-ab98be060271" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DividendsPayableCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_c7b0cc2a-0b5d-4ce6-b6c6-6fa8448c2215" xlink:to="loc_us-gaap_DividendsPayableCurrent_6072ed70-0f73-4bd7-b170-ab98be060271" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_8b2c80c6-7737-48e0-888c-dff3eaa2f9e9" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EmployeeRelatedLiabilitiesCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_c7b0cc2a-0b5d-4ce6-b6c6-6fa8448c2215" xlink:to="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_8b2c80c6-7737-48e0-888c-dff3eaa2f9e9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityCurrent_353e3770-2821-49b9-bc6e-d54daba68bc3" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseLiabilityCurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_c7b0cc2a-0b5d-4ce6-b6c6-6fa8448c2215" xlink:to="loc_us-gaap_OperatingLeaseLiabilityCurrent_353e3770-2821-49b9-bc6e-d54daba68bc3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedIncomeTaxesCurrent_13f5f94d-a884-4917-9b1b-ba6b1094ffa4" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccruedIncomeTaxesCurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_c7b0cc2a-0b5d-4ce6-b6c6-6fa8448c2215" xlink:to="loc_us-gaap_AccruedIncomeTaxesCurrent_13f5f94d-a884-4917-9b1b-ba6b1094ffa4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_whg_AccruedStockRepurchases_4cb6ec7f-145c-4cc2-afc2-585728ca41ea" xlink:href="whg-20200331.xsd#whg_AccruedStockRepurchases"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_c7b0cc2a-0b5d-4ce6-b6c6-6fa8448c2215" xlink:to="loc_whg_AccruedStockRepurchases_4cb6ec7f-145c-4cc2-afc2-585728ca41ea" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://westwoodgroup.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETSParenthetical" xlink:type="simple" xlink:href="whg-20200331.xsd#CONDENSEDCONSOLIDATEDBALANCESHEETSParenthetical"/>
  <link:calculationLink xlink:role="http://westwoodgroup.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETSParenthetical" xlink:type="extended"/>
  <link:roleRef roleURI="http://westwoodgroup.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOMELOSS" xlink:type="simple" xlink:href="whg-20200331.xsd#CONDENSEDCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOMELOSS"/>
  <link:calculationLink xlink:role="http://westwoodgroup.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOMELOSS" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_f42aad87-187d-40ee-ba82-986350b1a6ef" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetIncomeLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_bdf4201a-5e20-4c15-9983-b5403d740283" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLoss_f42aad87-187d-40ee-ba82-986350b1a6ef" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_bdf4201a-5e20-4c15-9983-b5403d740283" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_10faad9c-6464-4506-91b2-ae537a472970" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLoss_f42aad87-187d-40ee-ba82-986350b1a6ef" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_10faad9c-6464-4506-91b2-ae537a472970" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostsAndExpenses_15f04d0a-c678-4b62-a44c-744f55f47981" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CostsAndExpenses"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LaborAndRelatedExpense_4d3e51b9-13d6-41d3-8819-21056219492c" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LaborAndRelatedExpense"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_15f04d0a-c678-4b62-a44c-744f55f47981" xlink:to="loc_us-gaap_LaborAndRelatedExpense_4d3e51b9-13d6-41d3-8819-21056219492c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SellingAndMarketingExpense_67df82f0-4bab-4c51-a914-3b9676273047" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SellingAndMarketingExpense"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_15f04d0a-c678-4b62-a44c-744f55f47981" xlink:to="loc_us-gaap_SellingAndMarketingExpense_67df82f0-4bab-4c51-a914-3b9676273047" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_whg_MutualFundAdministrationAndDistribution_08ff25ee-4b23-4b43-b296-eaa46c348b31" xlink:href="whg-20200331.xsd#whg_MutualFundAdministrationAndDistribution"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_15f04d0a-c678-4b62-a44c-744f55f47981" xlink:to="loc_whg_MutualFundAdministrationAndDistribution_08ff25ee-4b23-4b43-b296-eaa46c348b31" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommunicationsAndInformationTechnology_87001982-e083-4496-9ba6-e971465199ad" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommunicationsAndInformationTechnology"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_15f04d0a-c678-4b62-a44c-744f55f47981" xlink:to="loc_us-gaap_CommunicationsAndInformationTechnology_87001982-e083-4496-9ba6-e971465199ad" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfessionalFees_8d7257a3-3630-4432-a873-9262ff3a9160" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProfessionalFees"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_15f04d0a-c678-4b62-a44c-744f55f47981" xlink:to="loc_us-gaap_ProfessionalFees_8d7257a3-3630-4432-a873-9262ff3a9160" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GeneralAndAdministrativeExpense_59801be3-a8cc-4c35-a0a0-ef7ae92d795d" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GeneralAndAdministrativeExpense"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_15f04d0a-c678-4b62-a44c-744f55f47981" xlink:to="loc_us-gaap_GeneralAndAdministrativeExpense_59801be3-a8cc-4c35-a0a0-ef7ae92d795d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_5cf26c59-4df1-4679-8a69-13e60425d519" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ForeignCurrencyTransactionGainLossBeforeTax"/>
    <link:calculationArc order="7" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_15f04d0a-c678-4b62-a44c-744f55f47981" xlink:to="loc_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_5cf26c59-4df1-4679-8a69-13e60425d519" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_f5ab2295-6b8e-4fd9-96ba-1ff8eb00754d" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_f361a84d-83fa-43a5-8389-4f97e25c7e17" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_f5ab2295-6b8e-4fd9-96ba-1ff8eb00754d" xlink:to="loc_us-gaap_OperatingIncomeLoss_f361a84d-83fa-43a5-8389-4f97e25c7e17" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherIncome_bf472b17-16e6-4e92-a05b-227037d6b7f0" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherIncome"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_f5ab2295-6b8e-4fd9-96ba-1ff8eb00754d" xlink:to="loc_us-gaap_OtherIncome_bf472b17-16e6-4e92-a05b-227037d6b7f0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupNotDiscontinuedOperationGainLossOnDisposal_71d91fa9-13e2-4818-8d05-94ba585ec799" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DisposalGroupNotDiscontinuedOperationGainLossOnDisposal"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_f5ab2295-6b8e-4fd9-96ba-1ff8eb00754d" xlink:to="loc_us-gaap_DisposalGroupNotDiscontinuedOperationGainLossOnDisposal_71d91fa9-13e2-4818-8d05-94ba585ec799" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnrealizedGainLossOnInvestments_5035dbd6-6aa8-4588-88f3-cc4845eeef90" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_UnrealizedGainLossOnInvestments"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_f5ab2295-6b8e-4fd9-96ba-1ff8eb00754d" xlink:to="loc_us-gaap_UnrealizedGainLossOnInvestments_5035dbd6-6aa8-4588-88f3-cc4845eeef90" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTax_0d64ee19-b1ca-438c-9b45-fdf73130d4c5" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_86abcd17-c896-41d2-99f8-2d13c9e24b00" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetIncomeLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_0d64ee19-b1ca-438c-9b45-fdf73130d4c5" xlink:to="loc_us-gaap_NetIncomeLoss_86abcd17-c896-41d2-99f8-2d13c9e24b00" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_f0f81f8a-0f46-4c2c-96a6-b7ebe8ad8cf3" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_0d64ee19-b1ca-438c-9b45-fdf73130d4c5" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_f0f81f8a-0f46-4c2c-96a6-b7ebe8ad8cf3" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://westwoodgroup.com/role/CONDENSEDCONSOLIDATEDSTATEMENTOFSTOCKHOLDERSEQUITY" xlink:type="simple" xlink:href="whg-20200331.xsd#CONDENSEDCONSOLIDATEDSTATEMENTOFSTOCKHOLDERSEQUITY"/>
  <link:calculationLink xlink:role="http://westwoodgroup.com/role/CONDENSEDCONSOLIDATEDSTATEMENTOFSTOCKHOLDERSEQUITY" xlink:type="extended"/>
  <link:roleRef roleURI="http://westwoodgroup.com/role/CONSOLIDATEDSTATEMENTSOFSTOCKHOLDERSEQUITYParenthetical" xlink:type="simple" xlink:href="whg-20200331.xsd#CONSOLIDATEDSTATEMENTSOFSTOCKHOLDERSEQUITYParenthetical"/>
  <link:calculationLink xlink:role="http://westwoodgroup.com/role/CONSOLIDATEDSTATEMENTSOFSTOCKHOLDERSEQUITYParenthetical" xlink:type="extended"/>
  <link:roleRef roleURI="http://westwoodgroup.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWS" xlink:type="simple" xlink:href="whg-20200331.xsd#CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWS"/>
  <link:calculationLink xlink:role="http://westwoodgroup.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWS" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_d396244d-a0bc-4adc-bed9-6d661a91c81b" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_0b32bc70-9c1e-4d54-a1ab-94db55da8d85" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsForRepurchaseOfCommonStock"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_d396244d-a0bc-4adc-bed9-6d661a91c81b" xlink:to="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_0b32bc70-9c1e-4d54-a1ab-94db55da8d85" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_whg_PaymentforRepurchasesofStockforBenefitPlan_9d41efbd-97fc-4edc-8d22-21d2b36168ae" xlink:href="whg-20200331.xsd#whg_PaymentforRepurchasesofStockforBenefitPlan"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_d396244d-a0bc-4adc-bed9-6d661a91c81b" xlink:to="loc_whg_PaymentforRepurchasesofStockforBenefitPlan_9d41efbd-97fc-4edc-8d22-21d2b36168ae" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_b6e2f4c2-0bb1-4299-9fc1-90b3b2ebdb37" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_d396244d-a0bc-4adc-bed9-6d661a91c81b" xlink:to="loc_us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_b6e2f4c2-0bb1-4299-9fc1-90b3b2ebdb37" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfDividends_572d9f5f-feef-4ca9-a877-18dbc0ed1f1d" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsOfDividends"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_d396244d-a0bc-4adc-bed9-6d661a91c81b" xlink:to="loc_us-gaap_PaymentsOfDividends_572d9f5f-feef-4ca9-a877-18dbc0ed1f1d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_2c047797-75db-4af5-966d-ab89c260af22" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents_2f2e1f2a-68d0-4795-898d-c6524ad0262f" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_2c047797-75db-4af5-966d-ab89c260af22" xlink:to="loc_us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents_2f2e1f2a-68d0-4795-898d-c6524ad0262f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_29538993-367c-4814-ba52-7d194db05dc4" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_2c047797-75db-4af5-966d-ab89c260af22" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_29538993-367c-4814-ba52-7d194db05dc4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0c2e3ef3-2a94-494a-95ed-e136733a4d42" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_2c047797-75db-4af5-966d-ab89c260af22" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0c2e3ef3-2a94-494a-95ed-e136733a4d42" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_887ad7c6-3e10-4aaa-ad5a-6a5d8c7f5a0f" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_2c047797-75db-4af5-966d-ab89c260af22" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_887ad7c6-3e10-4aaa-ad5a-6a5d8c7f5a0f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_a5c6a19d-fef4-476c-9ef8-c62653ba143b" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_d3fa366c-0767-4115-b623-99af972836b2" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetIncomeLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_a5c6a19d-fef4-476c-9ef8-c62653ba143b" xlink:to="loc_us-gaap_NetIncomeLoss_d3fa366c-0767-4115-b623-99af972836b2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Depreciation_27ca6d8b-6be4-4437-af0f-1e41117eb074" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Depreciation"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_a5c6a19d-fef4-476c-9ef8-c62653ba143b" xlink:to="loc_us-gaap_Depreciation_27ca6d8b-6be4-4437-af0f-1e41117eb074" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AmortizationOfIntangibleAssets_9655f573-88c0-4e4b-baf2-72878e1b35ea" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AmortizationOfIntangibleAssets"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_a5c6a19d-fef4-476c-9ef8-c62653ba143b" xlink:to="loc_us-gaap_AmortizationOfIntangibleAssets_9655f573-88c0-4e4b-baf2-72878e1b35ea" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TradingSecuritiesUnrealizedHoldingGainLoss_fe3768aa-8baa-44c7-b8dc-d6ac0dcd5253" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TradingSecuritiesUnrealizedHoldingGainLoss"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_a5c6a19d-fef4-476c-9ef8-c62653ba143b" xlink:to="loc_us-gaap_TradingSecuritiesUnrealizedHoldingGainLoss_fe3768aa-8baa-44c7-b8dc-d6ac0dcd5253" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensation_ca30e20e-6de8-4ade-a5cb-c91ce6472131" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensation"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_a5c6a19d-fef4-476c-9ef8-c62653ba143b" xlink:to="loc_us-gaap_ShareBasedCompensation_ca30e20e-6de8-4ade-a5cb-c91ce6472131" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_aa7382cf-9071-4f31-8918-532e1971088f" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_a5c6a19d-fef4-476c-9ef8-c62653ba143b" xlink:to="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_aa7382cf-9071-4f31-8918-532e1971088f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_whg_Noncashleaseexpense_21c09241-95c5-4873-9038-78db70fad435" xlink:href="whg-20200331.xsd#whg_Noncashleaseexpense"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_a5c6a19d-fef4-476c-9ef8-c62653ba143b" xlink:to="loc_whg_Noncashleaseexpense_21c09241-95c5-4873-9038-78db70fad435" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInTradingSecurities_65745e00-adf6-4a9b-bc06-dc72ed95ef27" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInTradingSecurities"/>
    <link:calculationArc order="8" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_a5c6a19d-fef4-476c-9ef8-c62653ba143b" xlink:to="loc_us-gaap_IncreaseDecreaseInTradingSecurities_65745e00-adf6-4a9b-bc06-dc72ed95ef27" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_17ca46c3-620e-4260-b0ac-ea25a7bdf764" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsReceivable"/>
    <link:calculationArc order="9" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_a5c6a19d-fef4-476c-9ef8-c62653ba143b" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_17ca46c3-620e-4260-b0ac-ea25a7bdf764" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherCurrentAssets_be4c14e7-185a-407a-b018-c4b69bd64d97" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInOtherCurrentAssets"/>
    <link:calculationArc order="10" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_a5c6a19d-fef4-476c-9ef8-c62653ba143b" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherCurrentAssets_be4c14e7-185a-407a-b018-c4b69bd64d97" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_101644c7-152f-4c64-9bf0-7939636c0e34" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities"/>
    <link:calculationArc order="11" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_a5c6a19d-fef4-476c-9ef8-c62653ba143b" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_101644c7-152f-4c64-9bf0-7939636c0e34" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInEmployeeRelatedLiabilities_4944455f-bb02-4bf6-bdfb-b2655ba7a8ac" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInEmployeeRelatedLiabilities"/>
    <link:calculationArc order="12" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_a5c6a19d-fef4-476c-9ef8-c62653ba143b" xlink:to="loc_us-gaap_IncreaseDecreaseInEmployeeRelatedLiabilities_4944455f-bb02-4bf6-bdfb-b2655ba7a8ac" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccruedTaxesPayable_bc6bf7fa-090a-44a2-8ef1-7ea099ba9072" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInAccruedTaxesPayable"/>
    <link:calculationArc order="13" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_a5c6a19d-fef4-476c-9ef8-c62653ba143b" xlink:to="loc_us-gaap_IncreaseDecreaseInAccruedTaxesPayable_bc6bf7fa-090a-44a2-8ef1-7ea099ba9072" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherOperatingLiabilities_2f7b57a8-d88f-4606-8a24-35200513ba41" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInOtherOperatingLiabilities"/>
    <link:calculationArc order="14" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_a5c6a19d-fef4-476c-9ef8-c62653ba143b" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherOperatingLiabilities_2f7b57a8-d88f-4606-8a24-35200513ba41" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_734c87df-0fbf-49c7-a8bc-e92be111b61e" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireIntangibleAssets_ebae28c9-e4bf-4018-b16a-750d6d94e027" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsToAcquireIntangibleAssets"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_734c87df-0fbf-49c7-a8bc-e92be111b61e" xlink:to="loc_us-gaap_PaymentsToAcquireIntangibleAssets_ebae28c9-e4bf-4018-b16a-750d6d94e027" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_e6191e5e-bb75-4208-8193-354182962512" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsToAcquirePropertyPlantAndEquipment"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_734c87df-0fbf-49c7-a8bc-e92be111b61e" xlink:to="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_e6191e5e-bb75-4208-8193-354182962512" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://westwoodgroup.com/role/DESCRIPTIONOFTHEBUSINESS" xlink:type="simple" xlink:href="whg-20200331.xsd#DESCRIPTIONOFTHEBUSINESS"/>
  <link:calculationLink xlink:role="http://westwoodgroup.com/role/DESCRIPTIONOFTHEBUSINESS" xlink:type="extended"/>
  <link:roleRef roleURI="http://westwoodgroup.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIES" xlink:type="simple" xlink:href="whg-20200331.xsd#SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIES"/>
  <link:calculationLink xlink:role="http://westwoodgroup.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIES" xlink:type="extended"/>
  <link:roleRef roleURI="http://westwoodgroup.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESPolicies" xlink:type="simple" xlink:href="whg-20200331.xsd#SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESPolicies"/>
  <link:calculationLink xlink:role="http://westwoodgroup.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESPolicies" xlink:type="extended"/>
  <link:roleRef roleURI="http://westwoodgroup.com/role/EARNINGSPERSHARE" xlink:type="simple" xlink:href="whg-20200331.xsd#EARNINGSPERSHARE"/>
  <link:calculationLink xlink:role="http://westwoodgroup.com/role/EARNINGSPERSHARE" xlink:type="extended"/>
  <link:roleRef roleURI="http://westwoodgroup.com/role/EARNINGSPERSHAREPoliciesPolicies" xlink:type="simple" xlink:href="whg-20200331.xsd#EARNINGSPERSHAREPoliciesPolicies"/>
  <link:calculationLink xlink:role="http://westwoodgroup.com/role/EARNINGSPERSHAREPoliciesPolicies" xlink:type="extended"/>
  <link:roleRef roleURI="http://westwoodgroup.com/role/EARNINGSPERSHARETables" xlink:type="simple" xlink:href="whg-20200331.xsd#EARNINGSPERSHARETables"/>
  <link:calculationLink xlink:role="http://westwoodgroup.com/role/EARNINGSPERSHARETables" xlink:type="extended"/>
  <link:roleRef roleURI="http://westwoodgroup.com/role/EARNINGSPERSHAREDetailsTextual" xlink:type="simple" xlink:href="whg-20200331.xsd#EARNINGSPERSHAREDetailsTextual"/>
  <link:calculationLink xlink:role="http://westwoodgroup.com/role/EARNINGSPERSHAREDetailsTextual" xlink:type="extended"/>
  <link:roleRef roleURI="http://westwoodgroup.com/role/EARNINGSPERSHAREDetails" xlink:type="simple" xlink:href="whg-20200331.xsd#EARNINGSPERSHAREDetails"/>
  <link:calculationLink xlink:role="http://westwoodgroup.com/role/EARNINGSPERSHAREDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_583eed8b-2713-4e52-a0bc-1b048823b1b7" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_4f9a6102-5a4f-45da-b7dd-6219835300c0" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_583eed8b-2713-4e52-a0bc-1b048823b1b7" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_4f9a6102-5a4f-45da-b7dd-6219835300c0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_whg_IncrementalCommonSharesAttributableToNonvestedRestrictedShares_900e10e3-0f65-4f56-b82b-29aa3f90fe7b" xlink:href="whg-20200331.xsd#whg_IncrementalCommonSharesAttributableToNonvestedRestrictedShares"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_583eed8b-2713-4e52-a0bc-1b048823b1b7" xlink:to="loc_whg_IncrementalCommonSharesAttributableToNonvestedRestrictedShares_900e10e3-0f65-4f56-b82b-29aa3f90fe7b" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://westwoodgroup.com/role/INVESTMENTS" xlink:type="simple" xlink:href="whg-20200331.xsd#INVESTMENTS"/>
  <link:calculationLink xlink:role="http://westwoodgroup.com/role/INVESTMENTS" xlink:type="extended"/>
  <link:roleRef roleURI="http://westwoodgroup.com/role/INVESTMENTSTables" xlink:type="simple" xlink:href="whg-20200331.xsd#INVESTMENTSTables"/>
  <link:calculationLink xlink:role="http://westwoodgroup.com/role/INVESTMENTSTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://westwoodgroup.com/role/INVESTMENTSDetails" xlink:type="simple" xlink:href="whg-20200331.xsd#INVESTMENTSDetails"/>
  <link:calculationLink xlink:role="http://westwoodgroup.com/role/INVESTMENTSDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesTradingAndEquitySecuritiesFvNiCost_46a550e8-8048-4938-bcea-0c66e802dfbe" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtSecuritiesTradingAndEquitySecuritiesFvNiCost"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TradingSecuritiesDebtAmortizedCost_da337dd4-d505-42d5-a645-03dd4f0a3340" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TradingSecuritiesDebtAmortizedCost"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DebtSecuritiesTradingAndEquitySecuritiesFvNiCost_46a550e8-8048-4938-bcea-0c66e802dfbe" xlink:to="loc_us-gaap_TradingSecuritiesDebtAmortizedCost_da337dd4-d505-42d5-a645-03dd4f0a3340" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesFvNiCost_99e25bda-40ed-41fd-8ce6-a0d19f881b95" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EquitySecuritiesFvNiCost"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DebtSecuritiesTradingAndEquitySecuritiesFvNiCost_46a550e8-8048-4938-bcea-0c66e802dfbe" xlink:to="loc_us-gaap_EquitySecuritiesFvNiCost_99e25bda-40ed-41fd-8ce6-a0d19f881b95" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_whg_DebtSecuritiesTradingAndEquitySecuritiesUnrealizedLoss_eb057311-0a08-4260-b853-700c1540cefc" xlink:href="whg-20200331.xsd#whg_DebtSecuritiesTradingAndEquitySecuritiesUnrealizedLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesTradingUnrealizedLoss_89ad5658-8689-476b-95ed-9ca6c26b89c0" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtSecuritiesTradingUnrealizedLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_whg_DebtSecuritiesTradingAndEquitySecuritiesUnrealizedLoss_eb057311-0a08-4260-b853-700c1540cefc" xlink:to="loc_us-gaap_DebtSecuritiesTradingUnrealizedLoss_89ad5658-8689-476b-95ed-9ca6c26b89c0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesFvNiUnrealizedLoss_1b8525f4-69d7-439b-9453-4656b061a72a" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EquitySecuritiesFvNiUnrealizedLoss"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_whg_DebtSecuritiesTradingAndEquitySecuritiesUnrealizedLoss_eb057311-0a08-4260-b853-700c1540cefc" xlink:to="loc_us-gaap_EquitySecuritiesFvNiUnrealizedLoss_1b8525f4-69d7-439b-9453-4656b061a72a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_whg_DebtSecuritiesTradingAndEquitySecuritiesUnrealizedGain_f6cbf79e-dc6e-46a3-873d-070f3d2e60fa" xlink:href="whg-20200331.xsd#whg_DebtSecuritiesTradingAndEquitySecuritiesUnrealizedGain"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesTradingUnrealizedGain_40be8b79-5dce-41d8-ad2b-5da9fa297706" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtSecuritiesTradingUnrealizedGain"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_whg_DebtSecuritiesTradingAndEquitySecuritiesUnrealizedGain_f6cbf79e-dc6e-46a3-873d-070f3d2e60fa" xlink:to="loc_us-gaap_DebtSecuritiesTradingUnrealizedGain_40be8b79-5dce-41d8-ad2b-5da9fa297706" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesFvNiUnrealizedGain_4f9fb430-e08d-42b4-bdc2-825d3f29825d" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EquitySecuritiesFvNiUnrealizedGain"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_whg_DebtSecuritiesTradingAndEquitySecuritiesUnrealizedGain_f6cbf79e-dc6e-46a3-873d-070f3d2e60fa" xlink:to="loc_us-gaap_EquitySecuritiesFvNiUnrealizedGain_4f9fb430-e08d-42b4-bdc2-825d3f29825d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TradingSecurities_6993641c-ddd4-4701-aa9b-9037750e5b80" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TradingSecurities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TradingSecuritiesDebt_e04ebb49-aa2a-4e62-aa0d-33d94dbb340e" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TradingSecuritiesDebt"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_TradingSecurities_6993641c-ddd4-4701-aa9b-9037750e5b80" xlink:to="loc_us-gaap_TradingSecuritiesDebt_e04ebb49-aa2a-4e62-aa0d-33d94dbb340e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesFvNi_24a79ef6-0691-4397-82dc-34eab7f4ccac" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EquitySecuritiesFvNi"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_TradingSecurities_6993641c-ddd4-4701-aa9b-9037750e5b80" xlink:to="loc_us-gaap_EquitySecuritiesFvNi_24a79ef6-0691-4397-82dc-34eab7f4ccac" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://westwoodgroup.com/role/INVESTMENTSDetailsTextual" xlink:type="simple" xlink:href="whg-20200331.xsd#INVESTMENTSDetailsTextual"/>
  <link:calculationLink xlink:role="http://westwoodgroup.com/role/INVESTMENTSDetailsTextual" xlink:type="extended"/>
  <link:roleRef roleURI="http://westwoodgroup.com/role/FAIRVALUEMEASUREMENTS" xlink:type="simple" xlink:href="whg-20200331.xsd#FAIRVALUEMEASUREMENTS"/>
  <link:calculationLink xlink:role="http://westwoodgroup.com/role/FAIRVALUEMEASUREMENTS" xlink:type="extended"/>
  <link:roleRef roleURI="http://westwoodgroup.com/role/FAIRVALUEMEASUREMENTSTables" xlink:type="simple" xlink:href="whg-20200331.xsd#FAIRVALUEMEASUREMENTSTables"/>
  <link:calculationLink xlink:role="http://westwoodgroup.com/role/FAIRVALUEMEASUREMENTSTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://westwoodgroup.com/role/FAIRVALUEMEASUREMENTSDetails" xlink:type="simple" xlink:href="whg-20200331.xsd#FAIRVALUEMEASUREMENTSDetails"/>
  <link:calculationLink xlink:role="http://westwoodgroup.com/role/FAIRVALUEMEASUREMENTSDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://westwoodgroup.com/role/GOODWILLANDOTHERINTANGIBLEASSETS" xlink:type="simple" xlink:href="whg-20200331.xsd#GOODWILLANDOTHERINTANGIBLEASSETS"/>
  <link:calculationLink xlink:role="http://westwoodgroup.com/role/GOODWILLANDOTHERINTANGIBLEASSETS" xlink:type="extended"/>
  <link:roleRef roleURI="http://westwoodgroup.com/role/GOODWILLANDOTHERINTANGIBLEASSETSTableTables" xlink:type="simple" xlink:href="whg-20200331.xsd#GOODWILLANDOTHERINTANGIBLEASSETSTableTables"/>
  <link:calculationLink xlink:role="http://westwoodgroup.com/role/GOODWILLANDOTHERINTANGIBLEASSETSTableTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://westwoodgroup.com/role/GOODWILLANDOTHERINTANGIBLEASSETSDetailsTextual" xlink:type="simple" xlink:href="whg-20200331.xsd#GOODWILLANDOTHERINTANGIBLEASSETSDetailsTextual"/>
  <link:calculationLink xlink:role="http://westwoodgroup.com/role/GOODWILLANDOTHERINTANGIBLEASSETSDetailsTextual" xlink:type="extended"/>
  <link:roleRef roleURI="http://westwoodgroup.com/role/STOCKHOLDERSEQUITY" xlink:type="simple" xlink:href="whg-20200331.xsd#STOCKHOLDERSEQUITY"/>
  <link:calculationLink xlink:role="http://westwoodgroup.com/role/STOCKHOLDERSEQUITY" xlink:type="extended"/>
  <link:roleRef roleURI="http://westwoodgroup.com/role/STOCKHOLDERSEQUITYShareRepurchaseProgramDetails" xlink:type="simple" xlink:href="whg-20200331.xsd#STOCKHOLDERSEQUITYShareRepurchaseProgramDetails"/>
  <link:calculationLink xlink:role="http://westwoodgroup.com/role/STOCKHOLDERSEQUITYShareRepurchaseProgramDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://westwoodgroup.com/role/VARIABLEINTERESTENTITIES" xlink:type="simple" xlink:href="whg-20200331.xsd#VARIABLEINTERESTENTITIES"/>
  <link:calculationLink xlink:role="http://westwoodgroup.com/role/VARIABLEINTERESTENTITIES" xlink:type="extended"/>
  <link:roleRef roleURI="http://westwoodgroup.com/role/VARIABLEINTERESTENTITIESPoliciesPolicies" xlink:type="simple" xlink:href="whg-20200331.xsd#VARIABLEINTERESTENTITIESPoliciesPolicies"/>
  <link:calculationLink xlink:role="http://westwoodgroup.com/role/VARIABLEINTERESTENTITIESPoliciesPolicies" xlink:type="extended"/>
  <link:roleRef roleURI="http://westwoodgroup.com/role/VARIABLEINTERESTENTITIESTables" xlink:type="simple" xlink:href="whg-20200331.xsd#VARIABLEINTERESTENTITIESTables"/>
  <link:calculationLink xlink:role="http://westwoodgroup.com/role/VARIABLEINTERESTENTITIESTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://westwoodgroup.com/role/VARIABLEINTERESTENTITIESDetailsTextual" xlink:type="simple" xlink:href="whg-20200331.xsd#VARIABLEINTERESTENTITIESDetailsTextual"/>
  <link:calculationLink xlink:role="http://westwoodgroup.com/role/VARIABLEINTERESTENTITIESDetailsTextual" xlink:type="extended"/>
  <link:roleRef roleURI="http://westwoodgroup.com/role/VARIABLEINTERESTENTITIESDetails" xlink:type="simple" xlink:href="whg-20200331.xsd#VARIABLEINTERESTENTITIESDetails"/>
  <link:calculationLink xlink:role="http://westwoodgroup.com/role/VARIABLEINTERESTENTITIESDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://westwoodgroup.com/role/REVENUENotes" xlink:type="simple" xlink:href="whg-20200331.xsd#REVENUENotes"/>
  <link:calculationLink xlink:role="http://westwoodgroup.com/role/REVENUENotes" xlink:type="extended"/>
  <link:roleRef roleURI="http://westwoodgroup.com/role/REVENUEPoliciesPolicies" xlink:type="simple" xlink:href="whg-20200331.xsd#REVENUEPoliciesPolicies"/>
  <link:calculationLink xlink:role="http://westwoodgroup.com/role/REVENUEPoliciesPolicies" xlink:type="extended"/>
  <link:roleRef roleURI="http://westwoodgroup.com/role/REVENUETableTables" xlink:type="simple" xlink:href="whg-20200331.xsd#REVENUETableTables"/>
  <link:calculationLink xlink:role="http://westwoodgroup.com/role/REVENUETableTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://westwoodgroup.com/role/REVENUEDisaggregationofRevenueDetails" xlink:type="simple" xlink:href="whg-20200331.xsd#REVENUEDisaggregationofRevenueDetails"/>
  <link:calculationLink xlink:role="http://westwoodgroup.com/role/REVENUEDisaggregationofRevenueDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://westwoodgroup.com/role/LONGTERMINCENTIVECOMPENSATION" xlink:type="simple" xlink:href="whg-20200331.xsd#LONGTERMINCENTIVECOMPENSATION"/>
  <link:calculationLink xlink:role="http://westwoodgroup.com/role/LONGTERMINCENTIVECOMPENSATION" xlink:type="extended"/>
  <link:roleRef roleURI="http://westwoodgroup.com/role/LONGTERMINCENTIVECOMPENSATIONTables" xlink:type="simple" xlink:href="whg-20200331.xsd#LONGTERMINCENTIVECOMPENSATIONTables"/>
  <link:calculationLink xlink:role="http://westwoodgroup.com/role/LONGTERMINCENTIVECOMPENSATIONTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://westwoodgroup.com/role/LONGTERMINCENTIVECOMPENSATIONDetailsTextual" xlink:type="simple" xlink:href="whg-20200331.xsd#LONGTERMINCENTIVECOMPENSATIONDetailsTextual"/>
  <link:calculationLink xlink:role="http://westwoodgroup.com/role/LONGTERMINCENTIVECOMPENSATIONDetailsTextual" xlink:type="extended"/>
  <link:roleRef roleURI="http://westwoodgroup.com/role/LONGTERMINCENTIVECOMPENSATIONDetails" xlink:type="simple" xlink:href="whg-20200331.xsd#LONGTERMINCENTIVECOMPENSATIONDetails"/>
  <link:calculationLink xlink:role="http://westwoodgroup.com/role/LONGTERMINCENTIVECOMPENSATIONDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://westwoodgroup.com/role/LONGTERMINCENTIVECOMPENSATIONDetails1" xlink:type="simple" xlink:href="whg-20200331.xsd#LONGTERMINCENTIVECOMPENSATIONDetails1"/>
  <link:calculationLink xlink:role="http://westwoodgroup.com/role/LONGTERMINCENTIVECOMPENSATIONDetails1" xlink:type="extended"/>
  <link:roleRef roleURI="http://westwoodgroup.com/role/LONGTERMINCENTIVECOMPENSATIONDetails2" xlink:type="simple" xlink:href="whg-20200331.xsd#LONGTERMINCENTIVECOMPENSATIONDetails2"/>
  <link:calculationLink xlink:role="http://westwoodgroup.com/role/LONGTERMINCENTIVECOMPENSATIONDetails2" xlink:type="extended"/>
  <link:roleRef roleURI="http://westwoodgroup.com/role/INCOMETAXESNotes" xlink:type="simple" xlink:href="whg-20200331.xsd#INCOMETAXESNotes"/>
  <link:calculationLink xlink:role="http://westwoodgroup.com/role/INCOMETAXESNotes" xlink:type="extended"/>
  <link:roleRef roleURI="http://westwoodgroup.com/role/INCOMETAXESTables" xlink:type="simple" xlink:href="whg-20200331.xsd#INCOMETAXESTables"/>
  <link:calculationLink xlink:role="http://westwoodgroup.com/role/INCOMETAXESTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://westwoodgroup.com/role/INCOMETAXESEffectivetaxrateDetails" xlink:type="simple" xlink:href="whg-20200331.xsd#INCOMETAXESEffectivetaxrateDetails"/>
  <link:calculationLink xlink:role="http://westwoodgroup.com/role/INCOMETAXESEffectivetaxrateDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://westwoodgroup.com/role/RELATEDPARTYTRANSACTIONS" xlink:type="simple" xlink:href="whg-20200331.xsd#RELATEDPARTYTRANSACTIONS"/>
  <link:calculationLink xlink:role="http://westwoodgroup.com/role/RELATEDPARTYTRANSACTIONS" xlink:type="extended"/>
  <link:roleRef roleURI="http://westwoodgroup.com/role/RELATEDPARTYTRANSACTIONSDetailsTextual" xlink:type="simple" xlink:href="whg-20200331.xsd#RELATEDPARTYTRANSACTIONSDetailsTextual"/>
  <link:calculationLink xlink:role="http://westwoodgroup.com/role/RELATEDPARTYTRANSACTIONSDetailsTextual" xlink:type="extended"/>
  <link:roleRef roleURI="http://westwoodgroup.com/role/LEASESNotes" xlink:type="simple" xlink:href="whg-20200331.xsd#LEASESNotes"/>
  <link:calculationLink xlink:role="http://westwoodgroup.com/role/LEASESNotes" xlink:type="extended"/>
  <link:roleRef roleURI="http://westwoodgroup.com/role/SEGMENTREPORTING" xlink:type="simple" xlink:href="whg-20200331.xsd#SEGMENTREPORTING"/>
  <link:calculationLink xlink:role="http://westwoodgroup.com/role/SEGMENTREPORTING" xlink:type="extended"/>
  <link:roleRef roleURI="http://westwoodgroup.com/role/SEGMENTREPORTINGTables" xlink:type="simple" xlink:href="whg-20200331.xsd#SEGMENTREPORTINGTables"/>
  <link:calculationLink xlink:role="http://westwoodgroup.com/role/SEGMENTREPORTINGTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://westwoodgroup.com/role/SEGMENTREPORTINGDetailsTextual" xlink:type="simple" xlink:href="whg-20200331.xsd#SEGMENTREPORTINGDetailsTextual"/>
  <link:calculationLink xlink:role="http://westwoodgroup.com/role/SEGMENTREPORTINGDetailsTextual" xlink:type="extended"/>
  <link:roleRef roleURI="http://westwoodgroup.com/role/SEGMENTREPORTINGDetails" xlink:type="simple" xlink:href="whg-20200331.xsd#SEGMENTREPORTINGDetails"/>
  <link:calculationLink xlink:role="http://westwoodgroup.com/role/SEGMENTREPORTINGDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Revenues_a4ccf684-73a1-4bd7-88d8-a600ca0f9309" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Revenues"/>
    <link:loc xlink:type="locator" xlink:label="loc_whg_RevenueFromExternalSources_28f5a722-26ed-413b-9cd7-dcd90b64f213" xlink:href="whg-20200331.xsd#whg_RevenueFromExternalSources"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Revenues_a4ccf684-73a1-4bd7-88d8-a600ca0f9309" xlink:to="loc_whg_RevenueFromExternalSources_28f5a722-26ed-413b-9cd7-dcd90b64f213" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_whg_NetIntersegmentRevenues_d638a844-e54c-4051-8ef8-a90bdca59b9a" xlink:href="whg-20200331.xsd#whg_NetIntersegmentRevenues"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Revenues_a4ccf684-73a1-4bd7-88d8-a600ca0f9309" xlink:to="loc_whg_NetIntersegmentRevenues_d638a844-e54c-4051-8ef8-a90bdca59b9a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIncomeNet_5d36da73-02c3-47dd-b3ca-f83fd6f8d511" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InvestmentIncomeNet"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Revenues_a4ccf684-73a1-4bd7-88d8-a600ca0f9309" xlink:to="loc_us-gaap_InvestmentIncomeNet_5d36da73-02c3-47dd-b3ca-f83fd6f8d511" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_whg_Otherrevenue_d726cbf4-437d-4cfd-a700-e4df1ba7fac4" xlink:href="whg-20200331.xsd#whg_Otherrevenue"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Revenues_a4ccf684-73a1-4bd7-88d8-a600ca0f9309" xlink:to="loc_whg_Otherrevenue_d726cbf4-437d-4cfd-a700-e4df1ba7fac4" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://westwoodgroup.com/role/SUBSEQUENTEVENTS" xlink:type="simple" xlink:href="whg-20200331.xsd#SUBSEQUENTEVENTS"/>
  <link:calculationLink xlink:role="http://westwoodgroup.com/role/SUBSEQUENTEVENTS" xlink:type="extended"/>
  <link:roleRef roleURI="http://westwoodgroup.com/role/SUBSEQUENTEVENTSDetailsTextual" xlink:type="simple" xlink:href="whg-20200331.xsd#SUBSEQUENTEVENTSDetailsTextual"/>
  <link:calculationLink xlink:role="http://westwoodgroup.com/role/SUBSEQUENTEVENTSDetailsTextual" xlink:type="extended"/>
</link:linkbase>
