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

<!--XBRL Document Created with the Workiva Platform-->
<!--Copyright 2026 Workiva-->
<!--r:019c95cb-deeb-7580-8989-5606f664e888,g:1560b43e-ed3c-4ba7-be32-a0e9a3518ffb-->
<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.afginc.com/role/ConsolidatedBalanceSheetUnaudited" xlink:type="simple" xlink:href="afg-20260331.xsd#ConsolidatedBalanceSheetUnaudited"/>
  <link:calculationLink xlink:role="http://www.afginc.com/role/ConsolidatedBalanceSheetUnaudited" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_019c95cb-e1fd-7d85-8593-16cb9e5f7c0a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesAndStockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_019c95cb-e1fd-7c56-bb7f-bc10682985f6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.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_019c95cb-e1fd-7d85-8593-16cb9e5f7c0a" xlink:to="loc_us-gaap_Liabilities_019c95cb-e1fd-7c56-bb7f-bc10682985f6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_019c95cb-e1fd-78fa-9d4d-4e72e792451c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.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_019c95cb-e1fd-7d85-8593-16cb9e5f7c0a" xlink:to="loc_us-gaap_StockholdersEquity_019c95cb-e1fd-78fa-9d4d-4e72e792451c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_019c95cb-e1fd-77b0-a667-b6855743004d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsUnappropriated_019c95cb-e1fd-771f-8949-46f4f0b32c8a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RetainedEarningsUnappropriated"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_019c95cb-e1fd-77b0-a667-b6855743004d" xlink:to="loc_us-gaap_RetainedEarningsUnappropriated_019c95cb-e1fd-771f-8949-46f4f0b32c8a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockValue_019c95cb-e1fd-754c-8d06-e31105cace8c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockValue"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_019c95cb-e1fd-77b0-a667-b6855743004d" xlink:to="loc_us-gaap_CommonStockValue_019c95cb-e1fd-754c-8d06-e31105cace8c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapitalCommonStock_019c95cb-e1fd-75c5-964e-2de84d516305" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AdditionalPaidInCapitalCommonStock"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_019c95cb-e1fd-77b0-a667-b6855743004d" xlink:to="loc_us-gaap_AdditionalPaidInCapitalCommonStock_019c95cb-e1fd-75c5-964e-2de84d516305" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_019c95cb-e1fd-7710-bcfa-5ac4c680212f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_019c95cb-e1fd-77b0-a667-b6855743004d" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_019c95cb-e1fd-7710-bcfa-5ac4c680212f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_019c95cb-e1fd-7f58-9667-5beca4af7316" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Liabilities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebt_019c95cb-e1fd-771b-8c59-6e90feee7c19" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebt"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_019c95cb-e1fd-7f58-9667-5beca4af7316" xlink:to="loc_us-gaap_LongTermDebt_019c95cb-e1fd-771b-8c59-6e90feee7c19" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReinsurancePayable_019c95cb-e1fd-7141-bc29-0dfb0da42c9e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ReinsurancePayable"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_019c95cb-e1fd-7f58-9667-5beca4af7316" xlink:to="loc_us-gaap_ReinsurancePayable_019c95cb-e1fd-7141-bc29-0dfb0da42c9e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_afg_VariableInterestEntityLiabilities_019c95cb-e1fd-7fed-9fef-2e03dabf8150" xlink:href="afg-20260331.xsd#afg_VariableInterestEntityLiabilities"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_019c95cb-e1fd-7f58-9667-5beca4af7316" xlink:to="loc_afg_VariableInterestEntityLiabilities_019c95cb-e1fd-7fed-9fef-2e03dabf8150" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnearnedPremiums_019c95cb-e1fd-7838-a659-ab9dbad598c0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_UnearnedPremiums"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_019c95cb-e1fd-7f58-9667-5beca4af7316" xlink:to="loc_us-gaap_UnearnedPremiums_019c95cb-e1fd-7838-a659-ab9dbad598c0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilities_019c95cb-e1fd-76b9-ba4e-1683ede1dad8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherLiabilities"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_019c95cb-e1fd-7f58-9667-5beca4af7316" xlink:to="loc_us-gaap_OtherLiabilities_019c95cb-e1fd-76b9-ba4e-1683ede1dad8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForClaimsAndClaimsAdjustmentExpense_019c95cb-e1fd-7145-862e-47d3de0f87d8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilityForClaimsAndClaimsAdjustmentExpense"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_019c95cb-e1fd-7f58-9667-5beca4af7316" xlink:to="loc_us-gaap_LiabilityForClaimsAndClaimsAdjustmentExpense_019c95cb-e1fd-7145-862e-47d3de0f87d8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentsAndCash_019c95cb-e1fd-7bda-bb7b-21ee26153f6d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentsAndCash"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_019c95cb-e1fd-7f35-b26c-472a4c7b0d0f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecurities"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_InvestmentsAndCash_019c95cb-e1fd-7bda-bb7b-21ee26153f6d" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_019c95cb-e1fd-7f35-b26c-472a4c7b0d0f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherInvestments_019c95cb-e1fd-7852-8b0f-e9c8e3f21d86" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherInvestments"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_InvestmentsAndCash_019c95cb-e1fd-7bda-bb7b-21ee26153f6d" xlink:to="loc_us-gaap_OtherInvestments_019c95cb-e1fd-7852-8b0f-e9c8e3f21d86" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityMethodInvestments_019c95cb-e1fd-7f4d-95e5-15a978338df6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityMethodInvestments"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_InvestmentsAndCash_019c95cb-e1fd-7bda-bb7b-21ee26153f6d" xlink:to="loc_us-gaap_EquityMethodInvestments_019c95cb-e1fd-7f4d-95e5-15a978338df6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_019c95cb-e1fd-7d75-8356-11ed9294c214" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_InvestmentsAndCash_019c95cb-e1fd-7bda-bb7b-21ee26153f6d" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_019c95cb-e1fd-7d75-8356-11ed9294c214" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MortgageLoansOnRealEstateCommercialAndConsumerNet_019c95cb-e1fd-7284-bed6-480d92d439d1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MortgageLoansOnRealEstateCommercialAndConsumerNet"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_InvestmentsAndCash_019c95cb-e1fd-7bda-bb7b-21ee26153f6d" xlink:to="loc_us-gaap_MortgageLoansOnRealEstateCommercialAndConsumerNet_019c95cb-e1fd-7284-bed6-480d92d439d1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TradingSecuritiesDebt_019c95cb-e1fd-7038-9f1c-4bfb06506934" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TradingSecuritiesDebt"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_InvestmentsAndCash_019c95cb-e1fd-7bda-bb7b-21ee26153f6d" xlink:to="loc_us-gaap_TradingSecuritiesDebt_019c95cb-e1fd-7038-9f1c-4bfb06506934" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesFvNi_019c95cb-e1fd-759c-a623-5cab312e2f89" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquitySecuritiesFvNi"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_InvestmentsAndCash_019c95cb-e1fd-7bda-bb7b-21ee26153f6d" xlink:to="loc_us-gaap_EquitySecuritiesFvNi_019c95cb-e1fd-759c-a623-5cab312e2f89" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_019c95cb-e1fd-7a3a-ad0e-70a52d6bfddc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Assets"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentsAndCash_019c95cb-e1fd-7303-91b2-8434757ad58e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentsAndCash"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019c95cb-e1fd-7a3a-ad0e-70a52d6bfddc" xlink:to="loc_us-gaap_InvestmentsAndCash_019c95cb-e1fd-7303-91b2-8434757ad58e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssets_019c95cb-e1fd-73da-b2e0-184d72516ed6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherAssets"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019c95cb-e1fd-7a3a-ad0e-70a52d6bfddc" xlink:to="loc_us-gaap_OtherAssets_019c95cb-e1fd-73da-b2e0-184d72516ed6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredPolicyAcquisitionCostsAndValueOfBusinessAcquired_019c95cb-e1fd-7a48-b708-b8be77b397e5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredPolicyAcquisitionCostsAndValueOfBusinessAcquired"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019c95cb-e1fd-7a3a-ad0e-70a52d6bfddc" xlink:to="loc_us-gaap_DeferredPolicyAcquisitionCostsAndValueOfBusinessAcquired_019c95cb-e1fd-7a48-b708-b8be77b397e5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherReceivables_019c95cb-e1fd-7d1c-a196-b26eaa9b150f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherReceivables"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019c95cb-e1fd-7a3a-ad0e-70a52d6bfddc" xlink:to="loc_us-gaap_OtherReceivables_019c95cb-e1fd-7d1c-a196-b26eaa9b150f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReinsuranceRecoverablesOnPaidAndUnpaidLosses_019c95cb-e1fd-7a71-9a90-f51cb23ba1bf" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ReinsuranceRecoverablesOnPaidAndUnpaidLosses"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019c95cb-e1fd-7a3a-ad0e-70a52d6bfddc" xlink:to="loc_us-gaap_ReinsuranceRecoverablesOnPaidAndUnpaidLosses_019c95cb-e1fd-7a71-9a90-f51cb23ba1bf" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PremiumsReceivableAtCarryingValue_019c95cb-e1fd-70cc-84b8-4885f0361ea1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PremiumsReceivableAtCarryingValue"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019c95cb-e1fd-7a3a-ad0e-70a52d6bfddc" xlink:to="loc_us-gaap_PremiumsReceivableAtCarryingValue_019c95cb-e1fd-70cc-84b8-4885f0361ea1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_afg_VariableInterestEntityAssets_019c95cb-e1fd-7382-af52-2d8ef2f8d222" xlink:href="afg-20260331.xsd#afg_VariableInterestEntityAssets"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019c95cb-e1fd-7a3a-ad0e-70a52d6bfddc" xlink:to="loc_afg_VariableInterestEntityAssets_019c95cb-e1fd-7382-af52-2d8ef2f8d222" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_019c95cb-e1fd-700c-9b85-1e93cfade336" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Goodwill"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019c95cb-e1fd-7a3a-ad0e-70a52d6bfddc" xlink:to="loc_us-gaap_Goodwill_019c95cb-e1fd-700c-9b85-1e93cfade336" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PrepaidReinsurancePremiums_019c95cb-e1fd-75b7-8f64-d25b301aa6e5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PrepaidReinsurancePremiums"/>
    <link:calculationArc order="9" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019c95cb-e1fd-7a3a-ad0e-70a52d6bfddc" xlink:to="loc_us-gaap_PrepaidReinsurancePremiums_019c95cb-e1fd-75b7-8f64-d25b301aa6e5" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.afginc.com/role/ConsolidatedStatementofEarningsUnaudited" xlink:type="simple" xlink:href="afg-20260331.xsd#ConsolidatedStatementofEarningsUnaudited"/>
  <link:calculationLink xlink:role="http://www.afginc.com/role/ConsolidatedStatementofEarningsUnaudited" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_019c95cb-e2d0-7905-b1f0-68395ce1e960" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetIncomeLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_019c95cb-e2d0-799e-8d73-d9b31fffae35" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.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_NetIncomeLoss_019c95cb-e2d0-7905-b1f0-68395ce1e960" xlink:to="loc_us-gaap_OperatingIncomeLoss_019c95cb-e2d0-799e-8d73-d9b31fffae35" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_019c95cb-e2d0-7d02-929b-433a71b70911" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLoss_019c95cb-e2d0-7905-b1f0-68395ce1e960" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_019c95cb-e2d0-7d02-929b-433a71b70911" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Revenues_019c95cb-e2d0-7229-a4b9-f7a1d493493c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Revenues"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PremiumsEarnedNet_019c95cb-e2d0-75f9-b8ee-66c5c0a0db2b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PremiumsEarnedNet"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Revenues_019c95cb-e2d0-7229-a4b9-f7a1d493493c" xlink:to="loc_us-gaap_PremiumsEarnedNet_019c95cb-e2d0-75f9-b8ee-66c5c0a0db2b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetInvestmentIncome_019c95cb-e2d0-7779-ac16-d8f5dcd1a744" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetInvestmentIncome"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Revenues_019c95cb-e2d0-7229-a4b9-f7a1d493493c" xlink:to="loc_us-gaap_NetInvestmentIncome_019c95cb-e2d0-7779-ac16-d8f5dcd1a744" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtAndEquitySecuritiesRealizedGainLoss_019c95cb-e2d0-7ef5-9151-dc47db229f4c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtAndEquitySecuritiesRealizedGainLoss"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Revenues_019c95cb-e2d0-7229-a4b9-f7a1d493493c" xlink:to="loc_us-gaap_DebtAndEquitySecuritiesRealizedGainLoss_019c95cb-e2d0-7ef5-9151-dc47db229f4c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_afg_InvestmentIncomeOfManagedInvestmentEntities_019c95cb-e2d0-711b-bb52-a43833ccc1ac" xlink:href="afg-20260331.xsd#afg_InvestmentIncomeOfManagedInvestmentEntities"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Revenues_019c95cb-e2d0-7229-a4b9-f7a1d493493c" xlink:to="loc_afg_InvestmentIncomeOfManagedInvestmentEntities_019c95cb-e2d0-711b-bb52-a43833ccc1ac" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_afg_GainLossonChangeinFairValueofAssetsandLiabilitiesofManagedInvestmentEntities_019c95cb-e2d0-7685-b406-155c1c702389" xlink:href="afg-20260331.xsd#afg_GainLossonChangeinFairValueofAssetsandLiabilitiesofManagedInvestmentEntities"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Revenues_019c95cb-e2d0-7229-a4b9-f7a1d493493c" xlink:to="loc_afg_GainLossonChangeinFairValueofAssetsandLiabilitiesofManagedInvestmentEntities_019c95cb-e2d0-7685-b406-155c1c702389" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherIncome_019c95cb-e2d0-7a44-b53c-fae20635c9aa" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherIncome"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Revenues_019c95cb-e2d0-7229-a4b9-f7a1d493493c" xlink:to="loc_us-gaap_OtherIncome_019c95cb-e2d0-7a44-b53c-fae20635c9aa" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_019c95cb-e2d0-78de-a513-6edb40bdc1a1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Revenues_019c95cb-e2d0-70ca-b1d9-0761923664de" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Revenues"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_019c95cb-e2d0-78de-a513-6edb40bdc1a1" xlink:to="loc_us-gaap_Revenues_019c95cb-e2d0-70ca-b1d9-0761923664de" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BenefitsLossesAndExpenses_019c95cb-e2d0-752b-9795-5ac854f31ebf" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BenefitsLossesAndExpenses"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_019c95cb-e2d0-78de-a513-6edb40bdc1a1" xlink:to="loc_us-gaap_BenefitsLossesAndExpenses_019c95cb-e2d0-752b-9795-5ac854f31ebf" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BenefitsLossesAndExpenses_019c95cb-e2d0-7196-827a-497eefacf2c9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BenefitsLossesAndExpenses"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SellingGeneralAndAdministrativeExpense_019c95cb-e2d0-7ed2-8e4f-fad73e33cd32" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SellingGeneralAndAdministrativeExpense"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_BenefitsLossesAndExpenses_019c95cb-e2d0-7196-827a-497eefacf2c9" xlink:to="loc_us-gaap_SellingGeneralAndAdministrativeExpense_019c95cb-e2d0-7ed2-8e4f-fad73e33cd32" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PolicyholderBenefitsAndClaimsIncurredNet_019c95cb-e2d0-737b-8310-feac6aa05791" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PolicyholderBenefitsAndClaimsIncurredNet"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_BenefitsLossesAndExpenses_019c95cb-e2d0-7196-827a-497eefacf2c9" xlink:to="loc_us-gaap_PolicyholderBenefitsAndClaimsIncurredNet_019c95cb-e2d0-737b-8310-feac6aa05791" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_afg_ExpensesOfManagedInvestmentEntities_019c95cb-e2d0-7fdf-a7b6-7d51564f42cb" xlink:href="afg-20260331.xsd#afg_ExpensesOfManagedInvestmentEntities"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_BenefitsLossesAndExpenses_019c95cb-e2d0-7196-827a-497eefacf2c9" xlink:to="loc_afg_ExpensesOfManagedInvestmentEntities_019c95cb-e2d0-7fdf-a7b6-7d51564f42cb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpense_019c95cb-e2d0-7e69-89e6-c23961974384" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterestExpense"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_BenefitsLossesAndExpenses_019c95cb-e2d0-7196-827a-497eefacf2c9" xlink:to="loc_us-gaap_InterestExpense_019c95cb-e2d0-7e69-89e6-c23961974384" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherCostAndExpenseOperating_019c95cb-e2d0-7b92-96f6-4448d0d7f120" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherCostAndExpenseOperating"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_BenefitsLossesAndExpenses_019c95cb-e2d0-7196-827a-497eefacf2c9" xlink:to="loc_us-gaap_OtherCostAndExpenseOperating_019c95cb-e2d0-7b92-96f6-4448d0d7f120" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.afginc.com/role/ConsolidatedStatementofComprehensiveIncomeUnaudited" xlink:type="simple" xlink:href="afg-20260331.xsd#ConsolidatedStatementofComprehensiveIncomeUnaudited"/>
  <link:calculationLink xlink:role="http://www.afginc.com/role/ConsolidatedStatementofComprehensiveIncomeUnaudited" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_019c95cb-e2d0-7967-9019-420b1ae11a94" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax_019c95cb-e2d0-7b12-b132-cfca609b4ad9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_019c95cb-e2d0-7967-9019-420b1ae11a94" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax_019c95cb-e2d0-7b12-b132-cfca609b4ad9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_019c95cb-e2d0-7f7b-a324-80702559baab" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_019c95cb-e2d0-7967-9019-420b1ae11a94" xlink:to="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_019c95cb-e2d0-7f7b-a324-80702559baab" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax_019c95cb-e2d0-7e98-abf6-a9b4069a16db" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax_019c95cb-e2d0-7503-a461-2a43ded89b7f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax_019c95cb-e2d0-7e98-abf6-a9b4069a16db" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax_019c95cb-e2d0-7503-a461-2a43ded89b7f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax_019c95cb-e2d0-7264-a844-85389bfd9284" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax_019c95cb-e2d0-7e98-abf6-a9b4069a16db" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax_019c95cb-e2d0-7264-a844-85389bfd9284" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTax_019c95cb-e2d0-7a94-abaf-2f32722f4351" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ComprehensiveIncomeNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_019c95cb-e2d0-7e01-87bf-9e2d508bd615" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_019c95cb-e2d0-7a94-abaf-2f32722f4351" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_019c95cb-e2d0-7e01-87bf-9e2d508bd615" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_019c95cb-e2d0-7831-b53c-7f899ea935b0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetIncomeLoss"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_019c95cb-e2d0-7a94-abaf-2f32722f4351" xlink:to="loc_us-gaap_NetIncomeLoss_019c95cb-e2d0-7831-b53c-7f899ea935b0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_019c95cb-e2d0-77cc-82da-75b1f41ff9a7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax_019c95cb-e2d0-78c8-a251-c10b3e999ed8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_019c95cb-e2d0-77cc-82da-75b1f41ff9a7" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax_019c95cb-e2d0-78c8-a251-c10b3e999ed8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_019c95cb-e2d0-7570-a8bf-33007accba32" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_019c95cb-e2d0-77cc-82da-75b1f41ff9a7" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_019c95cb-e2d0-7570-a8bf-33007accba32" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_019c95cb-e2d0-7673-8389-2e50e6e935da" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_019c95cb-e2d0-77cc-82da-75b1f41ff9a7" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_019c95cb-e2d0-7673-8389-2e50e6e935da" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.afginc.com/role/ConsolidatedStatementofCashFlowsUnaudited" xlink:type="simple" xlink:href="afg-20260331.xsd#ConsolidatedStatementofCashFlowsUnaudited"/>
  <link:calculationLink xlink:role="http://www.afginc.com/role/ConsolidatedStatementofCashFlowsUnaudited" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_019c95cb-e2d0-7eee-8e63-9da4e66deb82" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019c95cb-e2d0-70b7-bed9-c8594544ebb4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_019c95cb-e2d0-7eee-8e63-9da4e66deb82" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019c95cb-e2d0-70b7-bed9-c8594544ebb4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019c95cb-e2d0-7098-a388-fb313e58cf29" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_019c95cb-e2d0-7eee-8e63-9da4e66deb82" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019c95cb-e2d0-7098-a388-fb313e58cf29" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019c95cb-e2d0-7cc3-9d27-9f2202183fdb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_019c95cb-e2d0-7eee-8e63-9da4e66deb82" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019c95cb-e2d0-7cc3-9d27-9f2202183fdb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019c95cb-e2d0-7d9e-bc7e-3039e1c80d67" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfCommonStock_019c95cb-e2d0-750c-9388-15bad87c4e99" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromIssuanceOfCommonStock"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019c95cb-e2d0-7d9e-bc7e-3039e1c80d67" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfCommonStock_019c95cb-e2d0-750c-9388-15bad87c4e99" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_019c95cb-e2d0-7e57-b6ff-20f12f70aa1d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsForRepurchaseOfCommonStock"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019c95cb-e2d0-7d9e-bc7e-3039e1c80d67" xlink:to="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_019c95cb-e2d0-7e57-b6ff-20f12f70aa1d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfDividendsCommonStock_019c95cb-e2d0-790e-a500-7024c43a9f99" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsOfDividendsCommonStock"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019c95cb-e2d0-7d9e-bc7e-3039e1c80d67" xlink:to="loc_us-gaap_PaymentsOfDividendsCommonStock_019c95cb-e2d0-790e-a500-7024c43a9f99" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_afg_ProceedsFromIssuanceOfManagedInvestmentEntities_019c95cb-e2d0-780f-aa3f-3f0a4922782f" xlink:href="afg-20260331.xsd#afg_ProceedsFromIssuanceOfManagedInvestmentEntities"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019c95cb-e2d0-7d9e-bc7e-3039e1c80d67" xlink:to="loc_afg_ProceedsFromIssuanceOfManagedInvestmentEntities_019c95cb-e2d0-780f-aa3f-3f0a4922782f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_afg_RetirementOfManagedInvestmentEntitiesLiabilities_019c95cb-e2d0-795a-99f7-c002fab67969" xlink:href="afg-20260331.xsd#afg_RetirementOfManagedInvestmentEntitiesLiabilities"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019c95cb-e2d0-7d9e-bc7e-3039e1c80d67" xlink:to="loc_afg_RetirementOfManagedInvestmentEntitiesLiabilities_019c95cb-e2d0-795a-99f7-c002fab67969" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019c95cb-e2d0-7ca3-987c-fdd5bfc5addc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_019c95cb-e2d0-7d8b-9a9b-e70402c39d51" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.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_019c95cb-e2d0-7ca3-987c-fdd5bfc5addc" xlink:to="loc_us-gaap_NetIncomeLoss_019c95cb-e2d0-7d8b-9a9b-e70402c39d51" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepreciationAmortizationAndAccretionNet_019c95cb-e2d0-7eae-b568-e4495285da03" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DepreciationAmortizationAndAccretionNet"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019c95cb-e2d0-7ca3-987c-fdd5bfc5addc" xlink:to="loc_us-gaap_DepreciationAmortizationAndAccretionNet_019c95cb-e2d0-7eae-b568-e4495285da03" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RealizedInvestmentGainsLosses_019c95cb-e2d0-7473-b8b0-3aa7a9fab21e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RealizedInvestmentGainsLosses"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019c95cb-e2d0-7ca3-987c-fdd5bfc5addc" xlink:to="loc_us-gaap_RealizedInvestmentGainsLosses_019c95cb-e2d0-7473-b8b0-3aa7a9fab21e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromPaymentsForTradingSecurities_019c95cb-e2d0-7b4b-b0ea-d7ea27147c65" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromPaymentsForTradingSecurities"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019c95cb-e2d0-7ca3-987c-fdd5bfc5addc" xlink:to="loc_us-gaap_ProceedsFromPaymentsForTradingSecurities_019c95cb-e2d0-7b4b-b0ea-d7ea27147c65" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_afg_IncreaseDecreaseinReinsuranceandOtherReceivables_019c95cb-e2d0-7bd8-a5a0-eb09d3e8c85d" xlink:href="afg-20260331.xsd#afg_IncreaseDecreaseinReinsuranceandOtherReceivables"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019c95cb-e2d0-7ca3-987c-fdd5bfc5addc" xlink:to="loc_afg_IncreaseDecreaseinReinsuranceandOtherReceivables_019c95cb-e2d0-7bd8-a5a0-eb09d3e8c85d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherOperatingAssets_019c95cb-e2d0-74c2-9ddb-092b09100c80" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInOtherOperatingAssets"/>
    <link:calculationArc order="6" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019c95cb-e2d0-7ca3-987c-fdd5bfc5addc" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherOperatingAssets_019c95cb-e2d0-74c2-9ddb-092b09100c80" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInLiabilityForClaimsAndClaimsAdjustmentExpenseReserve_019c95cb-e2d0-7998-8784-2717f984c08e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInLiabilityForClaimsAndClaimsAdjustmentExpenseReserve"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019c95cb-e2d0-7ca3-987c-fdd5bfc5addc" xlink:to="loc_us-gaap_IncreaseDecreaseInLiabilityForClaimsAndClaimsAdjustmentExpenseReserve_019c95cb-e2d0-7998-8784-2717f984c08e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInReinsurancePayables_019c95cb-e2d0-734f-ac41-5b6f12a85eec" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInReinsurancePayables"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019c95cb-e2d0-7ca3-987c-fdd5bfc5addc" xlink:to="loc_us-gaap_IncreaseDecreaseInReinsurancePayables_019c95cb-e2d0-734f-ac41-5b6f12a85eec" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherOperatingLiabilities_019c95cb-e2d0-7435-90a2-f35c277d9ef3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInOtherOperatingLiabilities"/>
    <link:calculationArc order="9" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019c95cb-e2d0-7ca3-987c-fdd5bfc5addc" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherOperatingLiabilities_019c95cb-e2d0-7435-90a2-f35c277d9ef3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_afg_ChangeinManagedInvestmentEntitiesAssetsAndLiabilities_019c95cb-e2d0-7337-a1ea-06937f85709f" xlink:href="afg-20260331.xsd#afg_ChangeinManagedInvestmentEntitiesAssetsAndLiabilities"/>
    <link:calculationArc order="10" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019c95cb-e2d0-7ca3-987c-fdd5bfc5addc" xlink:to="loc_afg_ChangeinManagedInvestmentEntitiesAssetsAndLiabilities_019c95cb-e2d0-7337-a1ea-06937f85709f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherOperatingActivitiesCashFlowStatement_019c95cb-e2d0-7291-b005-4672d40f0654" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherOperatingActivitiesCashFlowStatement"/>
    <link:calculationArc order="11" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019c95cb-e2d0-7ca3-987c-fdd5bfc5addc" xlink:to="loc_us-gaap_OtherOperatingActivitiesCashFlowStatement_019c95cb-e2d0-7291-b005-4672d40f0654" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019c95cb-e2d0-7895-9f67-419772bca777" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt_019c95cb-e2d0-7e6f-a227-f90de837307f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019c95cb-e2d0-7895-9f67-419772bca777" xlink:to="loc_us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt_019c95cb-e2d0-7e6f-a227-f90de837307f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireEquitySecuritiesFvNi_019c95cb-e2d0-784a-97ca-c710c125e1f1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsToAcquireEquitySecuritiesFvNi"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019c95cb-e2d0-7895-9f67-419772bca777" xlink:to="loc_us-gaap_PaymentsToAcquireEquitySecuritiesFvNi_019c95cb-e2d0-784a-97ca-c710c125e1f1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireMortgageNotesReceivable_019c95cb-e2d0-7f31-b0a6-5748f652f875" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsToAcquireMortgageNotesReceivable"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019c95cb-e2d0-7895-9f67-419772bca777" xlink:to="loc_us-gaap_PaymentsToAcquireMortgageNotesReceivable_019c95cb-e2d0-7f31-b0a6-5748f652f875" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireOtherInvestments_019c95cb-e2d0-7e6f-bec7-1ff5026bc504" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsToAcquireOtherInvestments"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019c95cb-e2d0-7895-9f67-419772bca777" xlink:to="loc_us-gaap_PaymentsToAcquireOtherInvestments_019c95cb-e2d0-7e6f-bec7-1ff5026bc504" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_afg_PurchasesOfRealEstatePropertyAndEquipment_019c95cb-e2d0-7f94-98e7-ac155d2de3ae" xlink:href="afg-20260331.xsd#afg_PurchasesOfRealEstatePropertyAndEquipment"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019c95cb-e2d0-7895-9f67-419772bca777" xlink:to="loc_afg_PurchasesOfRealEstatePropertyAndEquipment_019c95cb-e2d0-7f94-98e7-ac155d2de3ae" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities_019c95cb-e2d0-769a-97bf-0596a63b6db4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019c95cb-e2d0-7895-9f67-419772bca777" xlink:to="loc_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities_019c95cb-e2d0-769a-97bf-0596a63b6db4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleAndCollectionOfMortgageNotesReceivable_019c95cb-e2d0-7ffe-864e-e30c53b7001a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromSaleAndCollectionOfMortgageNotesReceivable"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019c95cb-e2d0-7895-9f67-419772bca777" xlink:to="loc_us-gaap_ProceedsFromSaleAndCollectionOfMortgageNotesReceivable_019c95cb-e2d0-7ffe-864e-e30c53b7001a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleOfAvailableForSaleSecuritiesDebt_019c95cb-e2d0-724f-bce4-c240baa80f55" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromSaleOfAvailableForSaleSecuritiesDebt"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019c95cb-e2d0-7895-9f67-419772bca777" xlink:to="loc_us-gaap_ProceedsFromSaleOfAvailableForSaleSecuritiesDebt_019c95cb-e2d0-724f-bce4-c240baa80f55" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleOfEquitySecuritiesFvNi_019c95cb-e2d0-76be-ada8-0154f34e9a8c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromSaleOfEquitySecuritiesFvNi"/>
    <link:calculationArc order="9" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019c95cb-e2d0-7895-9f67-419772bca777" xlink:to="loc_us-gaap_ProceedsFromSaleOfEquitySecuritiesFvNi_019c95cb-e2d0-76be-ada8-0154f34e9a8c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleAndMaturityOfOtherInvestments_019c95cb-e2d0-7736-8437-775192b5e05d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromSaleAndMaturityOfOtherInvestments"/>
    <link:calculationArc order="10" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019c95cb-e2d0-7895-9f67-419772bca777" xlink:to="loc_us-gaap_ProceedsFromSaleAndMaturityOfOtherInvestments_019c95cb-e2d0-7736-8437-775192b5e05d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_afg_ProceedsFromSalesOfRealEstatePropertyAndEquipment_019c95cb-e2d0-777b-9fac-24d1a021131d" xlink:href="afg-20260331.xsd#afg_ProceedsFromSalesOfRealEstatePropertyAndEquipment"/>
    <link:calculationArc order="11" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019c95cb-e2d0-7895-9f67-419772bca777" xlink:to="loc_afg_ProceedsFromSalesOfRealEstatePropertyAndEquipment_019c95cb-e2d0-777b-9fac-24d1a021131d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_afg_PurchasesOfInvestmentsByManagedInvestmentEntities_019c95cb-e2d0-7644-8f59-30031e22571f" xlink:href="afg-20260331.xsd#afg_PurchasesOfInvestmentsByManagedInvestmentEntities"/>
    <link:calculationArc order="12" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019c95cb-e2d0-7895-9f67-419772bca777" xlink:to="loc_afg_PurchasesOfInvestmentsByManagedInvestmentEntities_019c95cb-e2d0-7644-8f59-30031e22571f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_afg_ProceedsFromSalesAndRedemptionsOfInvestmentsByManagedInvestmentEntities_019c95cb-e2d0-7ef0-b1c5-4682468134c4" xlink:href="afg-20260331.xsd#afg_ProceedsFromSalesAndRedemptionsOfInvestmentsByManagedInvestmentEntities"/>
    <link:calculationArc order="13" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019c95cb-e2d0-7895-9f67-419772bca777" xlink:to="loc_afg_ProceedsFromSalesAndRedemptionsOfInvestmentsByManagedInvestmentEntities_019c95cb-e2d0-7ef0-b1c5-4682468134c4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_019c95cb-e2d0-7bc0-80c5-35fccb0ed1cc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsForProceedsFromOtherInvestingActivities"/>
    <link:calculationArc order="14" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019c95cb-e2d0-7895-9f67-419772bca777" xlink:to="loc_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_019c95cb-e2d0-7bc0-80c5-35fccb0ed1cc" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.afginc.com/role/SegmentsofOperationsEarningsbeforeincometaxesbysegmentandsubsegmentDetails" xlink:type="simple" xlink:href="afg-20260331.xsd#SegmentsofOperationsEarningsbeforeincometaxesbysegmentandsubsegmentDetails"/>
  <link:calculationLink xlink:role="http://www.afginc.com/role/SegmentsofOperationsEarningsbeforeincometaxesbysegmentandsubsegmentDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_019c95cb-e2d0-72b8-8db7-f68cf7c3d48f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_afg_OperatingIncomeLossBeforeRealizedGainsLossesAndIncomeTaxes_019c95cb-e2d0-7801-a681-124d82454b53" xlink:href="afg-20260331.xsd#afg_OperatingIncomeLossBeforeRealizedGainsLossesAndIncomeTaxes"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_019c95cb-e2d0-72b8-8db7-f68cf7c3d48f" xlink:to="loc_afg_OperatingIncomeLossBeforeRealizedGainsLossesAndIncomeTaxes_019c95cb-e2d0-7801-a681-124d82454b53" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtAndEquitySecuritiesRealizedGainLoss_019c95cb-e2d0-7810-951e-3ff14dc14e7b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtAndEquitySecuritiesRealizedGainLoss"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_019c95cb-e2d0-72b8-8db7-f68cf7c3d48f" xlink:to="loc_us-gaap_DebtAndEquitySecuritiesRealizedGainLoss_019c95cb-e2d0-7810-951e-3ff14dc14e7b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Revenues_019c95cb-e2d0-7fb4-97b2-a9909a6d4f9d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Revenues"/>
    <link:loc xlink:type="locator" xlink:label="loc_afg_RevenuesBeforeRealizedGainsLosses_019c95cb-e2d0-7127-8d92-2434cb9de8de" xlink:href="afg-20260331.xsd#afg_RevenuesBeforeRealizedGainsLosses"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Revenues_019c95cb-e2d0-7fb4-97b2-a9909a6d4f9d" xlink:to="loc_afg_RevenuesBeforeRealizedGainsLosses_019c95cb-e2d0-7127-8d92-2434cb9de8de" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtAndEquitySecuritiesRealizedGainLoss_019c95cb-e2d0-798e-a03d-af404098754e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtAndEquitySecuritiesRealizedGainLoss"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Revenues_019c95cb-e2d0-7fb4-97b2-a9909a6d4f9d" xlink:to="loc_us-gaap_DebtAndEquitySecuritiesRealizedGainLoss_019c95cb-e2d0-798e-a03d-af404098754e" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.afginc.com/role/SegmentsofOperationsComponentsofunderwritingprofitincludingsignificantsegmentexpensesbysegmentandsubsegmentDetails" xlink:type="simple" xlink:href="afg-20260331.xsd#SegmentsofOperationsComponentsofunderwritingprofitincludingsignificantsegmentexpensesbysegmentandsubsegmentDetails"/>
  <link:calculationLink xlink:role="http://www.afginc.com/role/SegmentsofOperationsComponentsofunderwritingprofitincludingsignificantsegmentexpensesbysegmentandsubsegmentDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_afg_PropertyAndCasualtyInsuranceUnderwritingIncomeLoss_019c95cb-e2d0-703e-871c-00784b0a2511" xlink:href="afg-20260331.xsd#afg_PropertyAndCasualtyInsuranceUnderwritingIncomeLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SellingGeneralAndAdministrativeExpense_019c95cb-e2d0-7653-abe7-3e9fd5c3a1bc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SellingGeneralAndAdministrativeExpense"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_afg_PropertyAndCasualtyInsuranceUnderwritingIncomeLoss_019c95cb-e2d0-703e-871c-00784b0a2511" xlink:to="loc_us-gaap_SellingGeneralAndAdministrativeExpense_019c95cb-e2d0-7653-abe7-3e9fd5c3a1bc" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PremiumsEarnedNet_019c95cb-e2d0-7a03-a1ca-382fb79b6b4e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PremiumsEarnedNet"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_afg_PropertyAndCasualtyInsuranceUnderwritingIncomeLoss_019c95cb-e2d0-703e-871c-00784b0a2511" xlink:to="loc_us-gaap_PremiumsEarnedNet_019c95cb-e2d0-7a03-a1ca-382fb79b6b4e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PolicyholderBenefitsAndClaimsIncurredNet_019c95cb-e2d0-7707-a433-6b225e64f6f4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PolicyholderBenefitsAndClaimsIncurredNet"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_afg_PropertyAndCasualtyInsuranceUnderwritingIncomeLoss_019c95cb-e2d0-703e-871c-00784b0a2511" xlink:to="loc_us-gaap_PolicyholderBenefitsAndClaimsIncurredNet_019c95cb-e2d0-7707-a433-6b225e64f6f4" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.afginc.com/role/FairValueMeasurementsThecarryingvalueandfairvalueoffinancialinstrumentsDetails" xlink:type="simple" xlink:href="afg-20260331.xsd#FairValueMeasurementsThecarryingvalueandfairvalueoffinancialinstrumentsDetails"/>
  <link:calculationLink xlink:role="http://www.afginc.com/role/FairValueMeasurementsThecarryingvalueandfairvalueoffinancialinstrumentsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_afg_FinancialAssetsNotAccountedForAtFairValue_019c95cb-e2d0-749d-b700-9e34c9a3d247" xlink:href="afg-20260331.xsd#afg_FinancialAssetsNotAccountedForAtFairValue"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_019c95cb-e2d0-7b39-ad18-20efea32073e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashAndCashEquivalentsFairValueDisclosure"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_afg_FinancialAssetsNotAccountedForAtFairValue_019c95cb-e2d0-749d-b700-9e34c9a3d247" xlink:to="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_019c95cb-e2d0-7b39-ad18-20efea32073e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MortgageLoansOnRealEstateCommercialAndConsumerNet_019c95cb-e2d0-785e-af0e-5fe8b72cc44a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MortgageLoansOnRealEstateCommercialAndConsumerNet"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_afg_FinancialAssetsNotAccountedForAtFairValue_019c95cb-e2d0-749d-b700-9e34c9a3d247" xlink:to="loc_us-gaap_MortgageLoansOnRealEstateCommercialAndConsumerNet_019c95cb-e2d0-785e-af0e-5fe8b72cc44a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_afg_FinancialLiabilitiesNotAccountedForAtFairValue_019c95cb-e2d0-77ca-b5fb-2d6a803168c2" xlink:href="afg-20260331.xsd#afg_FinancialLiabilitiesNotAccountedForAtFairValue"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebt_019c95cb-e2d0-71f5-ab20-e1c02a8dc50e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebt"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_afg_FinancialLiabilitiesNotAccountedForAtFairValue_019c95cb-e2d0-77ca-b5fb-2d6a803168c2" xlink:to="loc_us-gaap_LongTermDebt_019c95cb-e2d0-71f5-ab20-e1c02a8dc50e" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.afginc.com/role/InvestmentsAvailableforsalefixedmaturitiesDetails" xlink:type="simple" xlink:href="afg-20260331.xsd#InvestmentsAvailableforsalefixedmaturitiesDetails"/>
  <link:calculationLink xlink:role="http://www.afginc.com/role/InvestmentsAvailableforsalefixedmaturitiesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleAccumulatedGrossUnrealizedGainLossBeforeTax_019c95cb-e2d0-76f3-a36e-27a0b45076bc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtSecuritiesAvailableForSaleAccumulatedGrossUnrealizedGainLossBeforeTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_019c95cb-e2d0-73f3-8fca-9585fccc669e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DebtSecuritiesAvailableForSaleAccumulatedGrossUnrealizedGainLossBeforeTax_019c95cb-e2d0-76f3-a36e-27a0b45076bc" xlink:to="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_019c95cb-e2d0-73f3-8fca-9585fccc669e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_019c95cb-e2d0-7c3c-b881-dbb43c48df65" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.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_DebtSecuritiesAvailableForSaleAccumulatedGrossUnrealizedGainLossBeforeTax_019c95cb-e2d0-76f3-a36e-27a0b45076bc" xlink:to="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_019c95cb-e2d0-7c3c-b881-dbb43c48df65" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.afginc.com/role/InvestmentsEquitysecuritiesreportedatfairvalueDetails" xlink:type="simple" xlink:href="afg-20260331.xsd#InvestmentsEquitysecuritiesreportedatfairvalueDetails"/>
  <link:calculationLink xlink:role="http://www.afginc.com/role/InvestmentsEquitysecuritiesreportedatfairvalueDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesFvNiCost_019c95cb-e2d0-7c77-bcea-a2afcbc669fa" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquitySecuritiesFvNiCost"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesFvNi_019c95cb-e2d0-7b65-a9ae-4dfe74a9ccae" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquitySecuritiesFvNi"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_EquitySecuritiesFvNiCost_019c95cb-e2d0-7c77-bcea-a2afcbc669fa" xlink:to="loc_us-gaap_EquitySecuritiesFvNi_019c95cb-e2d0-7b65-a9ae-4dfe74a9ccae" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_afg_EquitySecuritiesFVNIFairValueinExcessofCost_019c95cb-e2d0-748a-b239-796f9f706e45" xlink:href="afg-20260331.xsd#afg_EquitySecuritiesFVNIFairValueinExcessofCost"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_EquitySecuritiesFvNiCost_019c95cb-e2d0-7c77-bcea-a2afcbc669fa" xlink:to="loc_afg_EquitySecuritiesFVNIFairValueinExcessofCost_019c95cb-e2d0-748a-b239-796f9f706e45" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.afginc.com/role/InvestmentsScheduledmaturitiesofavailableforsalefixedmaturitiesDetails" xlink:type="simple" xlink:href="afg-20260331.xsd#InvestmentsScheduledmaturitiesofavailableforsalefixedmaturitiesDetails"/>
  <link:calculationLink xlink:role="http://www.afginc.com/role/InvestmentsScheduledmaturitiesofavailableforsalefixedmaturitiesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_afg_AvailableForSaleSecuritiesDebtMaturitiesExcludingAbsAndMbsFairValue_019c95cb-e2d0-78ea-943d-e92fe2ee1588" xlink:href="afg-20260331.xsd#afg_AvailableForSaleSecuritiesDebtMaturitiesExcludingAbsAndMbsFairValue"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_019c95cb-e2d0-7cdd-9b8a-dd3e783f39a7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_afg_AvailableForSaleSecuritiesDebtMaturitiesExcludingAbsAndMbsFairValue_019c95cb-e2d0-78ea-943d-e92fe2ee1588" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_019c95cb-e2d0-7cdd-9b8a-dd3e783f39a7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue_019c95cb-e2d0-7979-ad5d-5cd98575038b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_afg_AvailableForSaleSecuritiesDebtMaturitiesExcludingAbsAndMbsFairValue_019c95cb-e2d0-78ea-943d-e92fe2ee1588" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue_019c95cb-e2d0-7979-ad5d-5cd98575038b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue_019c95cb-e2d0-7921-be56-31b99c7b68ab" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_afg_AvailableForSaleSecuritiesDebtMaturitiesExcludingAbsAndMbsFairValue_019c95cb-e2d0-78ea-943d-e92fe2ee1588" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue_019c95cb-e2d0-7921-be56-31b99c7b68ab" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue_019c95cb-e2d0-7856-b0b5-1fb2fa2f0e7a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_afg_AvailableForSaleSecuritiesDebtMaturitiesExcludingAbsAndMbsFairValue_019c95cb-e2d0-78ea-943d-e92fe2ee1588" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue_019c95cb-e2d0-7856-b0b5-1fb2fa2f0e7a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_afg_AvailableForSaleSecuritiesDebtMaturitiesExcludingAbsAndMbsAmortizedCost_019c95cb-e2d0-7f47-bdd1-4fb1d1d5b9d7" xlink:href="afg-20260331.xsd#afg_AvailableForSaleSecuritiesDebtMaturitiesExcludingAbsAndMbsAmortizedCost"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost_019c95cb-e2d0-70dd-bdac-1059026a85b5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_afg_AvailableForSaleSecuritiesDebtMaturitiesExcludingAbsAndMbsAmortizedCost_019c95cb-e2d0-7f47-bdd1-4fb1d1d5b9d7" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost_019c95cb-e2d0-70dd-bdac-1059026a85b5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost_019c95cb-e2d0-750e-9e39-b2da8989e80a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_afg_AvailableForSaleSecuritiesDebtMaturitiesExcludingAbsAndMbsAmortizedCost_019c95cb-e2d0-7f47-bdd1-4fb1d1d5b9d7" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost_019c95cb-e2d0-750e-9e39-b2da8989e80a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost_019c95cb-e2d0-75f4-b5e7-9ac466bf4e1e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_afg_AvailableForSaleSecuritiesDebtMaturitiesExcludingAbsAndMbsAmortizedCost_019c95cb-e2d0-7f47-bdd1-4fb1d1d5b9d7" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost_019c95cb-e2d0-75f4-b5e7-9ac466bf4e1e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost_019c95cb-e2d0-7300-9a5e-eff916bef26c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_afg_AvailableForSaleSecuritiesDebtMaturitiesExcludingAbsAndMbsAmortizedCost_019c95cb-e2d0-7f47-bdd1-4fb1d1d5b9d7" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost_019c95cb-e2d0-7300-9a5e-eff916bef26c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_afg_AvailableForSaleSecuritiesDebtMaturitiesExcludingAbsAndMbsFairValuePercent_019c95cb-e2d0-7bf1-9d95-f0654c3cd341" xlink:href="afg-20260331.xsd#afg_AvailableForSaleSecuritiesDebtMaturitiesExcludingAbsAndMbsFairValuePercent"/>
    <link:loc xlink:type="locator" xlink:label="loc_afg_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValuePercent_019c95cb-e2d0-74a8-ab7a-eb38d7529322" xlink:href="afg-20260331.xsd#afg_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValuePercent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_afg_AvailableForSaleSecuritiesDebtMaturitiesExcludingAbsAndMbsFairValuePercent_019c95cb-e2d0-7bf1-9d95-f0654c3cd341" xlink:to="loc_afg_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValuePercent_019c95cb-e2d0-74a8-ab7a-eb38d7529322" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_afg_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValuePercent_019c95cb-e2d0-7f62-bd89-0b6d2d9bd3cd" xlink:href="afg-20260331.xsd#afg_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValuePercent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_afg_AvailableForSaleSecuritiesDebtMaturitiesExcludingAbsAndMbsFairValuePercent_019c95cb-e2d0-7bf1-9d95-f0654c3cd341" xlink:to="loc_afg_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValuePercent_019c95cb-e2d0-7f62-bd89-0b6d2d9bd3cd" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_afg_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValuePercent_019c95cb-e2d0-7371-9d64-587a3c9b716d" xlink:href="afg-20260331.xsd#afg_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValuePercent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_afg_AvailableForSaleSecuritiesDebtMaturitiesExcludingAbsAndMbsFairValuePercent_019c95cb-e2d0-7bf1-9d95-f0654c3cd341" xlink:to="loc_afg_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValuePercent_019c95cb-e2d0-7371-9d64-587a3c9b716d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_afg_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValuePercent_019c95cb-e2d0-7544-8096-6b5a903daf93" xlink:href="afg-20260331.xsd#afg_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValuePercent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_afg_AvailableForSaleSecuritiesDebtMaturitiesExcludingAbsAndMbsFairValuePercent_019c95cb-e2d0-7bf1-9d95-f0654c3cd341" xlink:to="loc_afg_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValuePercent_019c95cb-e2d0-7544-8096-6b5a903daf93" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.afginc.com/role/InvestmentsScheduleofsourcesofnetinvestmentincomeDetails" xlink:type="simple" xlink:href="afg-20260331.xsd#InvestmentsScheduleofsourcesofnetinvestmentincomeDetails"/>
  <link:calculationLink xlink:role="http://www.afginc.com/role/InvestmentsScheduleofsourcesofnetinvestmentincomeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetInvestmentIncome_019c95cb-e2d0-7ef2-ac59-d62739fe9578" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetInvestmentIncome"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GrossInvestmentIncomeOperating_019c95cb-e2d0-7950-a731-a857b94c0d77" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GrossInvestmentIncomeOperating"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetInvestmentIncome_019c95cb-e2d0-7ef2-ac59-d62739fe9578" xlink:to="loc_us-gaap_GrossInvestmentIncomeOperating_019c95cb-e2d0-7950-a731-a857b94c0d77" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIncomeInvestmentExpense_019c95cb-e2d0-7cba-8b40-db1c13dcbcfe" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentIncomeInvestmentExpense"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetInvestmentIncome_019c95cb-e2d0-7ef2-ac59-d62739fe9578" xlink:to="loc_us-gaap_InvestmentIncomeInvestmentExpense_019c95cb-e2d0-7cba-8b40-db1c13dcbcfe" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.afginc.com/role/LongTermDebtScheduleoflongtermdebtDetails" xlink:type="simple" xlink:href="afg-20260331.xsd#LongTermDebtScheduleoflongtermdebtDetails"/>
  <link:calculationLink xlink:role="http://www.afginc.com/role/LongTermDebtScheduleoflongtermdebtDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebt_019c95cb-e2d1-7c26-920c-a4a17bcf1461" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebt"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentCarryingAmount_019c95cb-e2d1-7378-a762-43df7365f15a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.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_019c95cb-e2d1-7c26-920c-a4a17bcf1461" xlink:to="loc_us-gaap_DebtInstrumentCarryingAmount_019c95cb-e2d1-7378-a762-43df7365f15a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredFinanceCostsNet_019c95cb-e2d1-7f88-93fa-a6795825e597" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.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_019c95cb-e2d1-7c26-920c-a4a17bcf1461" xlink:to="loc_us-gaap_DeferredFinanceCostsNet_019c95cb-e2d1-7f88-93fa-a6795825e597" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.afginc.com/role/ShareholdersEquityProgressionofthecomponentsofaccumulatedothercomprehensiveincomeDetails" xlink:type="simple" xlink:href="afg-20260331.xsd#ShareholdersEquityProgressionofthecomponentsofaccumulatedothercomprehensiveincomeDetails"/>
  <link:calculationLink xlink:role="http://www.afginc.com/role/ShareholdersEquityProgressionofthecomponentsofaccumulatedothercomprehensiveincomeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTax_019c95cb-e3a0-730b-8307-665caa65246b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossBeforeTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationBeforeTax_019c95cb-e3a0-7d26-9e58-0dc59a514bd4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationBeforeTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTax_019c95cb-e3a0-730b-8307-665caa65246b" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationBeforeTax_019c95cb-e3a0-7d26-9e58-0dc59a514bd4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax_019c95cb-e3a0-7168-a0e7-d69683e346d2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTax_019c95cb-e3a0-730b-8307-665caa65246b" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax_019c95cb-e3a0-7168-a0e7-d69683e346d2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax_019c95cb-e3a0-7c95-872b-1359a84c718a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTax_019c95cb-e3a0-730b-8307-665caa65246b" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax_019c95cb-e3a0-7c95-872b-1359a84c718a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax_019c95cb-e3a0-7075-8701-50497e0f3c70" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTax_019c95cb-e3a0-730b-8307-665caa65246b" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax_019c95cb-e3a0-7075-8701-50497e0f3c70" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax_019c95cb-e3a0-721a-a88d-43daa72abfee" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax_019c95cb-e3a0-7012-841f-e98c0d1aa0ea" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax_019c95cb-e3a0-721a-a88d-43daa72abfee" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax_019c95cb-e3a0-7012-841f-e98c0d1aa0ea" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax_019c95cb-e3a0-72c1-baef-5ffc5a2078a8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax_019c95cb-e3a0-721a-a88d-43daa72abfee" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax_019c95cb-e3a0-72c1-baef-5ffc5a2078a8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax_019c95cb-e3a0-7bb0-a8e4-06b136242de8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax_019c95cb-e3a0-771a-83b9-d1948211b1c4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax_019c95cb-e3a0-7bb0-a8e4-06b136242de8" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax_019c95cb-e3a0-771a-83b9-d1948211b1c4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax_019c95cb-e3a0-74e3-aca9-2df2a0150062" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax_019c95cb-e3a0-7bb0-a8e4-06b136242de8" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax_019c95cb-e3a0-74e3-aca9-2df2a0150062" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossTax_019c95cb-e3a0-7b81-9661-177ac2367305" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax_019c95cb-e3a0-7f03-86ab-73863d8ca1c0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossTax_019c95cb-e3a0-7b81-9661-177ac2367305" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax_019c95cb-e3a0-7f03-86ab-73863d8ca1c0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax_019c95cb-e3a0-7a47-a681-f058ff7d4e67" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossTax_019c95cb-e3a0-7b81-9661-177ac2367305" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax_019c95cb-e3a0-7a47-a681-f058ff7d4e67" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax_019c95cb-e3a0-78bd-a7eb-95402adc81f5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossTax_019c95cb-e3a0-7b81-9661-177ac2367305" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax_019c95cb-e3a0-78bd-a7eb-95402adc81f5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax_019c95cb-e3a0-7f91-add7-e77dfa4b54ff" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossTax_019c95cb-e3a0-7b81-9661-177ac2367305" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax_019c95cb-e3a0-7f91-add7-e77dfa4b54ff" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationBeforeTax_019c95cb-e3a0-70df-bf2a-d788516adb22" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationBeforeTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax_019c95cb-e3a0-755f-8976-342fcd715f09" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationBeforeTax_019c95cb-e3a0-70df-bf2a-d788516adb22" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax_019c95cb-e3a0-755f-8976-342fcd715f09" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax_019c95cb-e3a0-709d-91ef-1fafdc734426" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationBeforeTax_019c95cb-e3a0-70df-bf2a-d788516adb22" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax_019c95cb-e3a0-709d-91ef-1fafdc734426" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax_019c95cb-e3a0-76bb-8989-50b55fd80126" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax_019c95cb-e3a0-7eff-9b03-4cd2ee1c0198" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax_019c95cb-e3a0-76bb-8989-50b55fd80126" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax_019c95cb-e3a0-7eff-9b03-4cd2ee1c0198" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax_019c95cb-e3a0-7670-b054-5fae6f7d091f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax_019c95cb-e3a0-76bb-8989-50b55fd80126" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax_019c95cb-e3a0-7670-b054-5fae6f7d091f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax_019c95cb-e3a0-7bd0-827f-9fe8cb96d4c1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax_019c95cb-e3a0-7221-8912-983bf32f3bac" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax_019c95cb-e3a0-7bd0-827f-9fe8cb96d4c1" xlink:to="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax_019c95cb-e3a0-7221-8912-983bf32f3bac" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax_019c95cb-e3a0-7267-be93-e3e88f060d1f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax_019c95cb-e3a0-7bd0-827f-9fe8cb96d4c1" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax_019c95cb-e3a0-7267-be93-e3e88f060d1f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_019c95cb-e3a0-7e63-9f62-46c99eb929c5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax_019c95cb-e3a0-7208-a04e-35adf93e6c12" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_019c95cb-e3a0-7e63-9f62-46c99eb929c5" xlink:to="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax_019c95cb-e3a0-7208-a04e-35adf93e6c12" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax_019c95cb-e3a0-719b-aaae-54f08ae45022" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_019c95cb-e3a0-7e63-9f62-46c99eb929c5" xlink:to="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax_019c95cb-e3a0-719b-aaae-54f08ae45022" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax_019c95cb-e3a0-7dc7-9e06-5d042c138efc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax_019c95cb-e3a0-7aa0-b5d5-f086f0f6c0b1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax_019c95cb-e3a0-7dc7-9e06-5d042c138efc" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax_019c95cb-e3a0-7aa0-b5d5-f086f0f6c0b1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax_019c95cb-e3a0-748d-946e-1f759f50a962" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax_019c95cb-e3a0-7dc7-9e06-5d042c138efc" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax_019c95cb-e3a0-748d-946e-1f759f50a962" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax_019c95cb-e3a0-7004-89a7-2833c614d375" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax_019c95cb-e3a0-7dc5-8a86-432a404a9701" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax_019c95cb-e3a0-7004-89a7-2833c614d375" xlink:to="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax_019c95cb-e3a0-7dc5-8a86-432a404a9701" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax_019c95cb-e3a0-77db-8fc7-27adef2fdd47" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax_019c95cb-e3a0-7004-89a7-2833c614d375" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax_019c95cb-e3a0-77db-8fc7-27adef2fdd47" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax_019c95cb-e3a0-7481-87d4-ca4cc03f8554" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax_019c95cb-e3a0-7750-89a5-55aeed4c1eee" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax_019c95cb-e3a0-7481-87d4-ca4cc03f8554" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax_019c95cb-e3a0-7750-89a5-55aeed4c1eee" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax_019c95cb-e3a0-7196-be29-df860665c214" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax_019c95cb-e3a0-7481-87d4-ca4cc03f8554" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax_019c95cb-e3a0-7196-be29-df860665c214" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_019c95cb-e3a0-7863-b863-4cef3f0c9d2c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax_019c95cb-e3a0-7aa8-894a-35e5843e7913" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_019c95cb-e3a0-7863-b863-4cef3f0c9d2c" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax_019c95cb-e3a0-7aa8-894a-35e5843e7913" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax_019c95cb-e3a0-7aac-b761-624ff371d1ad" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_019c95cb-e3a0-7863-b863-4cef3f0c9d2c" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax_019c95cb-e3a0-7aac-b761-624ff371d1ad" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.afginc.com/role/IncomeTaxesReconciliationofincometaxesatthestatutoryratetotheprovisionforincometaxesDetails" xlink:type="simple" xlink:href="afg-20260331.xsd#IncomeTaxesReconciliationofincometaxesatthestatutoryratetotheprovisionforincometaxesDetails"/>
  <link:calculationLink xlink:role="http://www.afginc.com/role/IncomeTaxesReconciliationofincometaxesatthestatutoryratetotheprovisionforincometaxesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_019c95cb-e3a0-7374-9424-9708df5418ce" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate_019c95cb-e3a0-74b2-8dd6-975f865e3344" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_019c95cb-e3a0-7374-9424-9708df5418ce" xlink:to="loc_us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate_019c95cb-e3a0-74b2-8dd6-975f865e3344" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes_019c95cb-e3a0-7327-be75-668b46c81517" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_019c95cb-e3a0-7374-9424-9708df5418ce" xlink:to="loc_us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes_019c95cb-e3a0-7327-be75-668b46c81517" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationTaxCredits_019c95cb-e3a0-7302-926a-693be731bc90" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxReconciliationTaxCredits"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_019c95cb-e3a0-7374-9424-9708df5418ce" xlink:to="loc_us-gaap_IncomeTaxReconciliationTaxCredits_019c95cb-e3a0-7302-926a-693be731bc90" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationTaxExemptIncome_019c95cb-e3a0-72f0-b312-a2e257958bd9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxReconciliationTaxExemptIncome"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_019c95cb-e3a0-7374-9424-9708df5418ce" xlink:to="loc_us-gaap_IncomeTaxReconciliationTaxExemptIncome_019c95cb-e3a0-72f0-b312-a2e257958bd9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationNondeductibleExpenseOther_019c95cb-e3a0-7141-864e-24ce44d2aaac" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxReconciliationNondeductibleExpenseOther"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_019c95cb-e3a0-7374-9424-9708df5418ce" xlink:to="loc_us-gaap_IncomeTaxReconciliationNondeductibleExpenseOther_019c95cb-e3a0-7141-864e-24ce44d2aaac" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationOtherAdjustments_019c95cb-e3a0-7db5-838f-aabdcc696f7c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxReconciliationOtherAdjustments"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_019c95cb-e3a0-7374-9424-9708df5418ce" xlink:to="loc_us-gaap_IncomeTaxReconciliationOtherAdjustments_019c95cb-e3a0-7db5-838f-aabdcc696f7c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_019c95cb-e3a0-7169-b70d-71ef54195b84" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateContinuingOperations"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_019c95cb-e3a0-7344-9c67-95993e7f8b03" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_019c95cb-e3a0-7169-b70d-71ef54195b84" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_019c95cb-e3a0-7344-9c67-95993e7f8b03" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes_019c95cb-e3a0-7f17-a3f1-ffbffcae27cf" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_019c95cb-e3a0-7169-b70d-71ef54195b84" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes_019c95cb-e3a0-7f17-a3f1-ffbffcae27cf" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationTaxCredits_019c95cb-e3a0-71cc-ae5a-68ea490c1149" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationTaxCredits"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_019c95cb-e3a0-7169-b70d-71ef54195b84" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationTaxCredits_019c95cb-e3a0-71cc-ae5a-68ea490c1149" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationTaxExemptIncome_019c95cb-e3a0-7ace-a7f3-61db0a6ea437" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationTaxExemptIncome"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_019c95cb-e3a0-7169-b70d-71ef54195b84" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationTaxExemptIncome_019c95cb-e3a0-7ace-a7f3-61db0a6ea437" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseOther_019c95cb-e3a0-7a70-8c22-1d2d00dcb690" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseOther"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_019c95cb-e3a0-7169-b70d-71ef54195b84" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseOther_019c95cb-e3a0-7a70-8c22-1d2d00dcb690" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments_019c95cb-e3a0-7999-8536-1576557bddf2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_019c95cb-e3a0-7169-b70d-71ef54195b84" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments_019c95cb-e3a0-7999-8536-1576557bddf2" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.afginc.com/role/InsuranceAnalysisofchangesintheliabilityforlossesandlossadjustmentexpensesnetofreinsuranceDetails" xlink:type="simple" xlink:href="afg-20260331.xsd#InsuranceAnalysisofchangesintheliabilityforlossesandlossadjustmentexpensesnetofreinsuranceDetails"/>
  <link:calculationLink xlink:role="http://www.afginc.com/role/InsuranceAnalysisofchangesintheliabilityforlossesandlossadjustmentexpensesnetofreinsuranceDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForLossesAndLossAdjustmentExpense_019c95cb-e3a0-7016-a466-24dff7662603" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsForLossesAndLossAdjustmentExpense"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidCurrentYear1_019c95cb-e3a0-76b3-91b6-dcdd92c2913c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidCurrentYear1"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_PaymentsForLossesAndLossAdjustmentExpense_019c95cb-e3a0-7016-a466-24dff7662603" xlink:to="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidCurrentYear1_019c95cb-e3a0-76b3-91b6-dcdd92c2913c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidPriorYears1_019c95cb-e3a0-7fb7-ac78-f1b1e56d26b1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidPriorYears1"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_PaymentsForLossesAndLossAdjustmentExpense_019c95cb-e3a0-7016-a466-24dff7662603" xlink:to="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidPriorYears1_019c95cb-e3a0-7fb7-ac78-f1b1e56d26b1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaims1_019c95cb-e3a0-770c-9d4d-b7d2d1059272" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaims1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SupplementalInformationForPropertyCasualtyInsuranceUnderwritersPriorYearClaimsAndClaimsAdjustmentExpense_019c95cb-e3a0-7222-a0f1-b3606b21b94b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SupplementalInformationForPropertyCasualtyInsuranceUnderwritersPriorYearClaimsAndClaimsAdjustmentExpense"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaims1_019c95cb-e3a0-770c-9d4d-b7d2d1059272" xlink:to="loc_us-gaap_SupplementalInformationForPropertyCasualtyInsuranceUnderwritersPriorYearClaimsAndClaimsAdjustmentExpense_019c95cb-e3a0-7222-a0f1-b3606b21b94b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SupplementalInformationForPropertyCasualtyInsuranceUnderwritersCurrentYearClaimsAndClaimsAdjustmentExpense_019c95cb-e3a0-7dc1-bdbc-323b45fd0cf6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SupplementalInformationForPropertyCasualtyInsuranceUnderwritersCurrentYearClaimsAndClaimsAdjustmentExpense"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaims1_019c95cb-e3a0-770c-9d4d-b7d2d1059272" xlink:to="loc_us-gaap_SupplementalInformationForPropertyCasualtyInsuranceUnderwritersCurrentYearClaimsAndClaimsAdjustmentExpense_019c95cb-e3a0-7dc1-bdbc-323b45fd0cf6" xlink:type="arc"/>
  </link:calculationLink>
</link:linkbase>
