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

<!--XBRL Document Created with the Workiva Platform-->
<!--Copyright 2026 Workiva-->
<!--r:019e3c65-a0a9-75e6-9bc0-6dcb5292a3eb,g:d1256a4a-1746-421b-b591-8750b55b7ea7-->
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:fihl="http://www.fidelisinsurance.com/20260630" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:dtr-types="http://www.xbrl.org/dtr/type/2024-01-31" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" attributeFormDefault="unqualified" elementFormDefault="qualified" targetNamespace="http://www.fidelisinsurance.com/20260630">
  <xs:import namespace="http://fasb.org/srt/2026" schemaLocation="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd"/>
  <xs:import namespace="http://fasb.org/us-gaap/2026" schemaLocation="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd"/>
  <xs:import namespace="http://www.xbrl.org/2003/instance" schemaLocation="http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd"/>
  <xs:import namespace="http://www.xbrl.org/2003/linkbase" schemaLocation="http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd"/>
  <xs:import namespace="http://www.xbrl.org/dtr/type/2024-01-31" schemaLocation="https://www.xbrl.org/dtr/type/2024-01-31/types.xsd"/>
  <xs:import namespace="http://xbrl.org/2005/xbrldt" schemaLocation="http://www.xbrl.org/2005/xbrldt-2005.xsd"/>
  <xs:import namespace="http://xbrl.sec.gov/dei/2026" schemaLocation="https://xbrl.sec.gov/dei/2026/dei-2026.xsd"/>
  <xs:annotation>
    <xs:appinfo>
      <link:linkbaseRef xmlns:xlink="http://www.w3.org/1999/xlink" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="fihl-20260630_pre.xml" xlink:role="http://www.xbrl.org/2003/role/presentationLinkbaseRef" xlink:type="simple"/>
      <link:linkbaseRef xmlns:xlink="http://www.w3.org/1999/xlink" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="fihl-20260630_def.xml" xlink:role="http://www.xbrl.org/2003/role/definitionLinkbaseRef" xlink:type="simple"/>
      <link:linkbaseRef xmlns:xlink="http://www.w3.org/1999/xlink" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="fihl-20260630_lab.xml" xlink:role="http://www.xbrl.org/2003/role/labelLinkbaseRef" xlink:type="simple"/>
      <link:linkbaseRef xmlns:xlink="http://www.w3.org/1999/xlink" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="fihl-20260630_cal.xml" xlink:role="http://www.xbrl.org/2003/role/calculationLinkbaseRef" xlink:type="simple"/>
      <link:roleType id="Cover" roleURI="http://www.fidelisinsurance.com/role/Cover">
        <link:definition>0000001 - Document - Cover</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ConsolidatedBalanceSheets" roleURI="http://www.fidelisinsurance.com/role/ConsolidatedBalanceSheets">
        <link:definition>9952151 - Statement - Consolidated Balance Sheets</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ConsolidatedBalanceSheetsParenthetical" roleURI="http://www.fidelisinsurance.com/role/ConsolidatedBalanceSheetsParenthetical">
        <link:definition>9952152 - Statement - Consolidated Balance Sheets (Parenthetical)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ConsolidatedStatementsofIncomeandComprehensiveIncomeUnaudited" roleURI="http://www.fidelisinsurance.com/role/ConsolidatedStatementsofIncomeandComprehensiveIncomeUnaudited">
        <link:definition>9952153 - Statement - Consolidated Statements of Income and Comprehensive Income (Unaudited)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ConsolidatedStatementsofIncomeandComprehensiveIncomeUnauditedParenthetical" roleURI="http://www.fidelisinsurance.com/role/ConsolidatedStatementsofIncomeandComprehensiveIncomeUnauditedParenthetical">
        <link:definition>9952154 - Statement - Consolidated Statements of Income and Comprehensive Income (Unaudited) (Parenthetical)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ConsolidatedStatementsofChangesinShareholdersEquityUnaudited" roleURI="http://www.fidelisinsurance.com/role/ConsolidatedStatementsofChangesinShareholdersEquityUnaudited">
        <link:definition>9952155 - Statement - Consolidated Statements of Changes in Shareholders&#8217; Equity (Unaudited)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ConsolidatedStatementsofCashFlowsUnaudited" roleURI="http://www.fidelisinsurance.com/role/ConsolidatedStatementsofCashFlowsUnaudited">
        <link:definition>9952156 - Statement - Consolidated Statements of Cash Flows (Unaudited)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="NatureofOperations" roleURI="http://www.fidelisinsurance.com/role/NatureofOperations">
        <link:definition>9952157 - Disclosure - Nature of Operations</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SignificantAccountingPolicies" roleURI="http://www.fidelisinsurance.com/role/SignificantAccountingPolicies">
        <link:definition>9952158 - Disclosure - Significant Accounting Policies</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="Segments" roleURI="http://www.fidelisinsurance.com/role/Segments">
        <link:definition>9952159 - Disclosure - Segments</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="Investments" roleURI="http://www.fidelisinsurance.com/role/Investments">
        <link:definition>9952160 - Disclosure - Investments</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="FairValueMeasurements" roleURI="http://www.fidelisinsurance.com/role/FairValueMeasurements">
        <link:definition>9952161 - Disclosure - Fair Value Measurements</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="TotalCashCashEquivalentsRestrictedCashandRestrictedInvestments" roleURI="http://www.fidelisinsurance.com/role/TotalCashCashEquivalentsRestrictedCashandRestrictedInvestments">
        <link:definition>9952162 - Disclosure - Total Cash, Cash Equivalents, Restricted Cash and Restricted Investments</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="DerivativeFinancialInstruments" roleURI="http://www.fidelisinsurance.com/role/DerivativeFinancialInstruments">
        <link:definition>9952163 - Disclosure - Derivative Financial Instruments</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ReservesforLossesandLossAdjustmentExpenses" roleURI="http://www.fidelisinsurance.com/role/ReservesforLossesandLossAdjustmentExpenses">
        <link:definition>9952164 - Disclosure - Reserves for Losses and Loss Adjustment Expenses</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ReinsuranceandRetrocessionalReinsurance" roleURI="http://www.fidelisinsurance.com/role/ReinsuranceandRetrocessionalReinsurance">
        <link:definition>9952165 - Disclosure - Reinsurance and Retrocessional Reinsurance</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="LongTermDebt" roleURI="http://www.fidelisinsurance.com/role/LongTermDebt">
        <link:definition>9952166 - Disclosure - Long Term Debt</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CommitmentsandContingencies" roleURI="http://www.fidelisinsurance.com/role/CommitmentsandContingencies">
        <link:definition>9952167 - Disclosure - Commitments and Contingencies</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="RelatedPartyTransactions" roleURI="http://www.fidelisinsurance.com/role/RelatedPartyTransactions">
        <link:definition>9952168 - Disclosure - Related Party Transactions</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="EarningsPerShare" roleURI="http://www.fidelisinsurance.com/role/EarningsPerShare">
        <link:definition>9952169 - Disclosure - Earnings Per Share</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ShareCapitalAuthorizedandIssued" roleURI="http://www.fidelisinsurance.com/role/ShareCapitalAuthorizedandIssued">
        <link:definition>9952170 - Disclosure - Share Capital Authorized and Issued</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="IncomeTaxes" roleURI="http://www.fidelisinsurance.com/role/IncomeTaxes">
        <link:definition>9952171 - Disclosure - Income Taxes</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SignificantAccountingPoliciesPolicies" roleURI="http://www.fidelisinsurance.com/role/SignificantAccountingPoliciesPolicies">
        <link:definition>9955511 - Disclosure - Significant Accounting Policies (Policies)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SegmentsTables" roleURI="http://www.fidelisinsurance.com/role/SegmentsTables">
        <link:definition>9955512 - Disclosure - Segments (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="InvestmentsTables" roleURI="http://www.fidelisinsurance.com/role/InvestmentsTables">
        <link:definition>9955513 - Disclosure - Investments (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="FairValueMeasurementsTables" roleURI="http://www.fidelisinsurance.com/role/FairValueMeasurementsTables">
        <link:definition>9955514 - Disclosure - Fair Value Measurements (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="TotalCashCashEquivalentsRestrictedCashandRestrictedInvestmentsTables" roleURI="http://www.fidelisinsurance.com/role/TotalCashCashEquivalentsRestrictedCashandRestrictedInvestmentsTables">
        <link:definition>9955515 - Disclosure - Total Cash, Cash Equivalents, Restricted Cash and Restricted Investments (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="DerivativeFinancialInstrumentsTables" roleURI="http://www.fidelisinsurance.com/role/DerivativeFinancialInstrumentsTables">
        <link:definition>9955516 - Disclosure - Derivative Financial Instruments (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ReservesforLossesandLossAdjustmentExpensesTables" roleURI="http://www.fidelisinsurance.com/role/ReservesforLossesandLossAdjustmentExpensesTables">
        <link:definition>9955517 - Disclosure - Reserves for Losses and Loss Adjustment Expenses (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="LongTermDebtTables" roleURI="http://www.fidelisinsurance.com/role/LongTermDebtTables">
        <link:definition>9955518 - Disclosure - Long Term Debt (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CommitmentsandContingenciesTables" roleURI="http://www.fidelisinsurance.com/role/CommitmentsandContingenciesTables">
        <link:definition>9955519 - Disclosure - Commitments and Contingencies (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="RelatedPartyTransactionsTables" roleURI="http://www.fidelisinsurance.com/role/RelatedPartyTransactionsTables">
        <link:definition>9955520 - Disclosure - Related Party Transactions (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="EarningsPerShareTables" roleURI="http://www.fidelisinsurance.com/role/EarningsPerShareTables">
        <link:definition>9955521 - Disclosure - Earnings Per Share (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ShareCapitalAuthorizedandIssuedTables" roleURI="http://www.fidelisinsurance.com/role/ShareCapitalAuthorizedandIssuedTables">
        <link:definition>9955522 - Disclosure - Share Capital Authorized and Issued (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="NatureofOperationsDetails" roleURI="http://www.fidelisinsurance.com/role/NatureofOperationsDetails">
        <link:definition>9955523 - Disclosure - Nature of Operations (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SegmentsNarrativeDetails" roleURI="http://www.fidelisinsurance.com/role/SegmentsNarrativeDetails">
        <link:definition>9955524 - Disclosure - Segments - Narrative (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SegmentsScheduleofGroupSegmentDisclosuresDetails" roleURI="http://www.fidelisinsurance.com/role/SegmentsScheduleofGroupSegmentDisclosuresDetails">
        <link:definition>9955525 - Disclosure - Segments - Schedule of Group Segment Disclosures (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="InvestmentsScheduleofFairValueofInvestmentsDetails" roleURI="http://www.fidelisinsurance.com/role/InvestmentsScheduleofFairValueofInvestmentsDetails">
        <link:definition>9955526 - Disclosure - Investments - Schedule of Fair Value of Investments (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="InvestmentsScheduleofCompositionoftheFairValuesofInvestmentsbyCreditRatingDetails" roleURI="http://www.fidelisinsurance.com/role/InvestmentsScheduleofCompositionoftheFairValuesofInvestmentsbyCreditRatingDetails">
        <link:definition>9955527 - Disclosure - Investments - Schedule of Composition of the Fair Values of Investments by Credit Rating (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="InvestmentsScheduleofContractualMaturitiesforInvestmentsDetails" roleURI="http://www.fidelisinsurance.com/role/InvestmentsScheduleofContractualMaturitiesforInvestmentsDetails">
        <link:definition>9955528 - Disclosure - Investments - Schedule of Contractual Maturities for Investments (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="InvestmentsScheduleofContinuousLossPositionDetails" roleURI="http://www.fidelisinsurance.com/role/InvestmentsScheduleofContinuousLossPositionDetails">
        <link:definition>9955529 - Disclosure - Investments - Schedule of Continuous Loss Position (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="InvestmentsNarrativeDetails" roleURI="http://www.fidelisinsurance.com/role/InvestmentsNarrativeDetails">
        <link:definition>9955530 - Disclosure - Investments - Narrative (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="InvestmentsScheduleofAllowanceforExpectedCreditLossesDetails" roleURI="http://www.fidelisinsurance.com/role/InvestmentsScheduleofAllowanceforExpectedCreditLossesDetails">
        <link:definition>9955531 - Disclosure - Investments - Schedule of Allowance for Expected Credit Losses (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="InvestmentsScheduleofOtherInvestmentsatFairValueDetails" roleURI="http://www.fidelisinsurance.com/role/InvestmentsScheduleofOtherInvestmentsatFairValueDetails">
        <link:definition>9955532 - Disclosure - Investments - Schedule of Other Investments at Fair Value (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="InvestmentsScheduleofComponentsofNetInvestmentReturnDetails" roleURI="http://www.fidelisinsurance.com/role/InvestmentsScheduleofComponentsofNetInvestmentReturnDetails">
        <link:definition>9955533 - Disclosure - Investments - Schedule of Components of Net Investment Return (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="FairValueMeasurementsScheduleofFinancialInstrumentsMeasuredatFairValueonaRecurringBasisDetails" roleURI="http://www.fidelisinsurance.com/role/FairValueMeasurementsScheduleofFinancialInstrumentsMeasuredatFairValueonaRecurringBasisDetails">
        <link:definition>9955534 - Disclosure - Fair Value Measurements - Schedule of Financial Instruments Measured at Fair Value on a Recurring Basis (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="FairValueMeasurementsScheduleofFinancialInstrumentsBasedonObservableInputsDetails" roleURI="http://www.fidelisinsurance.com/role/FairValueMeasurementsScheduleofFinancialInstrumentsBasedonObservableInputsDetails">
        <link:definition>9955535 - Disclosure - Fair Value Measurements - Schedule of Financial Instruments Based on Observable Inputs (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="TotalCashCashEquivalentsRestrictedCashandRestrictedInvestmentsDetails" roleURI="http://www.fidelisinsurance.com/role/TotalCashCashEquivalentsRestrictedCashandRestrictedInvestmentsDetails">
        <link:definition>9955536 - Disclosure - Total Cash, Cash Equivalents, Restricted Cash and Restricted Investments (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="DerivativeFinancialInstrumentsScheduleofFairValueandNotionalAmountsofDerivativeInstrumentsDetails" roleURI="http://www.fidelisinsurance.com/role/DerivativeFinancialInstrumentsScheduleofFairValueandNotionalAmountsofDerivativeInstrumentsDetails">
        <link:definition>9955537 - Disclosure - Derivative Financial Instruments - Schedule of Fair Value and Notional Amounts of Derivative Instruments (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="DerivativeFinancialInstrumentsScheduleofNetChangeinNetUnrealizedGainsLossestoDerivativeInstrumentsDetails" roleURI="http://www.fidelisinsurance.com/role/DerivativeFinancialInstrumentsScheduleofNetChangeinNetUnrealizedGainsLossestoDerivativeInstrumentsDetails">
        <link:definition>9955538 - Disclosure - Derivative Financial Instruments - Schedule of Net Change in Net Unrealized Gains (Losses) to Derivative Instruments (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ReservesforLossesandLossAdjustmentExpensesScheduleofReconciliationofUnpaidLossesandLossAdjustmentExpensesDetails" roleURI="http://www.fidelisinsurance.com/role/ReservesforLossesandLossAdjustmentExpensesScheduleofReconciliationofUnpaidLossesandLossAdjustmentExpensesDetails">
        <link:definition>9955539 - Disclosure - Reserves for Losses and Loss Adjustment Expenses - Schedule of Reconciliation of Unpaid Losses and Loss Adjustment Expenses (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ReservesforLossesandLossAdjustmentExpensesNarrativeDetails" roleURI="http://www.fidelisinsurance.com/role/ReservesforLossesandLossAdjustmentExpensesNarrativeDetails">
        <link:definition>9955540 - Disclosure - Reserves for Losses and Loss Adjustment Expenses - Narrative (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ReinsuranceandRetrocessionalReinsuranceDetails" roleURI="http://www.fidelisinsurance.com/role/ReinsuranceandRetrocessionalReinsuranceDetails">
        <link:definition>9955541 - Disclosure - Reinsurance and Retrocessional Reinsurance (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="LongTermDebtNarrativeDetails" roleURI="http://www.fidelisinsurance.com/role/LongTermDebtNarrativeDetails">
        <link:definition>9955542 - Disclosure - Long Term Debt - Narrative (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="LongTermDebtScheduleofDebtIssuedDetails" roleURI="http://www.fidelisinsurance.com/role/LongTermDebtScheduleofDebtIssuedDetails">
        <link:definition>9955543 - Disclosure - Long Term Debt - Schedule of Debt Issued (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CommitmentsandContingenciesDetails" roleURI="http://www.fidelisinsurance.com/role/CommitmentsandContingenciesDetails">
        <link:definition>9955544 - Disclosure - Commitments and Contingencies (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="RelatedPartyTransactionsNarrativeDetails" roleURI="http://www.fidelisinsurance.com/role/RelatedPartyTransactionsNarrativeDetails">
        <link:definition>9955545 - Disclosure - Related Party Transactions - Narrative (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="RelatedPartyTransactionsNarrativeDetails_1" roleURI="http://www.fidelisinsurance.com/role/RelatedPartyTransactionsNarrativeDetails_1">
        <link:definition>9955545 - Disclosure - Related Party Transactions - Narrative (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="RelatedPartyTransactionsScheduleofCommissionsDetails" roleURI="http://www.fidelisinsurance.com/role/RelatedPartyTransactionsScheduleofCommissionsDetails">
        <link:definition>9955546 - Disclosure - Related Party Transactions - Schedule of Commissions (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="EarningsPerShareDetails" roleURI="http://www.fidelisinsurance.com/role/EarningsPerShareDetails">
        <link:definition>9955547 - Disclosure - Earnings Per Share (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ShareCapitalAuthorizedandIssuedScheduleofCommonSharesInformationDetails" roleURI="http://www.fidelisinsurance.com/role/ShareCapitalAuthorizedandIssuedScheduleofCommonSharesInformationDetails">
        <link:definition>9955548 - Disclosure - Share Capital Authorized and Issued - Schedule of Common Shares Information (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ShareCapitalAuthorizedandIssuedNarrativeDetails" roleURI="http://www.fidelisinsurance.com/role/ShareCapitalAuthorizedandIssuedNarrativeDetails">
        <link:definition>9955549 - Disclosure - Share Capital Authorized and Issued - Narrative (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ShareCapitalAuthorizedandIssuedScheduleofCommonSharesRepurchasedDetails" roleURI="http://www.fidelisinsurance.com/role/ShareCapitalAuthorizedandIssuedScheduleofCommonSharesRepurchasedDetails">
        <link:definition>9955550 - Disclosure - Share Capital Authorized and Issued - Schedule of Common Shares Repurchased (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="IncomeTaxesDetails" roleURI="http://www.fidelisinsurance.com/role/IncomeTaxesDetails">
        <link:definition>9955551 - Disclosure - Income Taxes (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
    </xs:appinfo>
  </xs:annotation>
  <xs:element id="fihl_OtherReceivablesAllowanceForCreditLoss" abstract="false" name="OtherReceivablesAllowanceForCreditLoss" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="fihl_DeferredPolicyAcquisitionCostDeferredCommissions" abstract="false" name="DeferredPolicyAcquisitionCostDeferredCommissions" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="fihl_PolicyAcquisitionExpense" abstract="false" name="PolicyAcquisitionExpense" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="fihl_ReinsuranceCommissionExpense" abstract="false" name="ReinsuranceCommissionExpense" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="fihl_IncreaseDecreaseInReservesForLossesAndLossAdjustmentExpenses" abstract="false" name="IncreaseDecreaseInReservesForLossesAndLossAdjustmentExpenses" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="fihl_Syndicate3123Member" abstract="true" name="Syndicate3123Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="fihl_SpecialtyMember" abstract="true" name="SpecialtyMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="fihl_ReinsuranceMember" abstract="true" name="ReinsuranceMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="fihl_LossRatioCurrentYear" abstract="false" name="LossRatioCurrentYear" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="fihl_LossRatioPriorAccidentYears" abstract="false" name="LossRatioPriorAccidentYears" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="fihl_CommissionsExpenseRatio" abstract="false" name="CommissionsExpenseRatio" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="fihl_CreditRatingAxis" abstract="true" name="CreditRatingAxis" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType"/>
  <xs:element id="fihl_CreditRatingDomain" abstract="true" name="CreditRatingDomain" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="fihl_AAAMember" abstract="true" name="AAAMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="fihl_AAMember" abstract="true" name="AAMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="fihl_AMember" abstract="true" name="AMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="fihl_BBBMember" abstract="true" name="BBBMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="fihl_BelowBBBMember" abstract="true" name="BelowBBBMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="fihl_CreditRatingMember" abstract="true" name="CreditRatingMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="fihl_InvestmentStrategyAxis" abstract="true" name="InvestmentStrategyAxis" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType"/>
  <xs:element id="fihl_InvestmentStrategyDomain" abstract="true" name="InvestmentStrategyDomain" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="fihl_PrivateCreditFundsMember" abstract="true" name="PrivateCreditFundsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="fihl_DebtSecuritiesAvailableForSaleNumberOfPositions" abstract="false" name="DebtSecuritiesAvailableForSaleNumberOfPositions" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="fihl_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLargestSingleAmount" abstract="false" name="DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLargestSingleAmount" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="fihl_PercentageOfTotalNetAssetValueOfHedgeFund" abstract="false" name="PercentageOfTotalNetAssetValueOfHedgeFund" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="fihl_DebtSecuritiesAvailableForSaleAllowanceForCreditLossPreviouslyRecorded" abstract="false" name="DebtSecuritiesAvailableForSaleAllowanceForCreditLossPreviouslyRecorded" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="fihl_MultiAssetCreditFundsMember" abstract="true" name="MultiAssetCreditFundsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="fihl_GlobalMacroMember" abstract="true" name="GlobalMacroMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="fihl_LongShortMember" abstract="true" name="LongShortMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="fihl_MultiStrategyAndEventDrivenMember" abstract="true" name="MultiStrategyAndEventDrivenMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="fihl_HedgeFundInvestmentsMember" abstract="true" name="HedgeFundInvestmentsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="fihl_RealizedGainLossOnDerivatives" abstract="false" name="RealizedGainLossOnDerivatives" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="fihl_DebtSecuritiesOtherInvestmentsUnrealizedGainLoss" abstract="false" name="DebtSecuritiesOtherInvestmentsUnrealizedGainLoss" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="fihl_AssetsInvestmentsPendingSettlementFairValueDisclosure" abstract="false" name="AssetsInvestmentsPendingSettlementFairValueDisclosure" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="fihl_LiabilitiesInvestmentsPendingSettlementFairValueDisclosure" abstract="false" name="LiabilitiesInvestmentsPendingSettlementFairValueDisclosure" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="fihl_SevenPointSevenFiveZeroSubordinatedNotesMember" abstract="true" name="SevenPointSevenFiveZeroSubordinatedNotesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="fihl_FourPointEightSevenFivePercentSeniorNotesMember" abstract="true" name="FourPointEightSevenFivePercentSeniorNotesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="fihl_SixPointSixTwoFiveFixedRateResetJuniorSubordinatedNotesMember" abstract="true" name="SixPointSixTwoFiveFixedRateResetJuniorSubordinatedNotesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="fihl_FixedRateResetSubordinatedNotesDue2055Member" abstract="true" name="FixedRateResetSubordinatedNotesDue2055Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="fihl_SeniorNotesDue2030Member" abstract="true" name="SeniorNotesDue2030Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="fihl_FixedRateResetJuniorSubordinatedNotesDue2041Member" abstract="true" name="FixedRateResetJuniorSubordinatedNotesDue2041Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="fihl_ReinsuranceContractsMember" abstract="true" name="ReinsuranceContractsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="fihl_CashCashEquivalentsRestrictedCashRestrictedCashEquivalentsAndRestrictedInvestments" abstract="false" name="CashCashEquivalentsRestrictedCashRestrictedCashEquivalentsAndRestrictedInvestments" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="fihl_TrancheAxis" abstract="true" name="TrancheAxis" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType"/>
  <xs:element id="fihl_TrancheDomain" abstract="true" name="TrancheDomain" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="fihl_UnsecuredTrancheMember" abstract="true" name="UnsecuredTrancheMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="fihl_SecuredTrancheMember" abstract="true" name="SecuredTrancheMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="fihl_UncommittedTrancheMember" abstract="true" name="UncommittedTrancheMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="fihl_SecuredAccordionMember" abstract="true" name="SecuredAccordionMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="fihl_LloydsCreditAgreementMember" abstract="true" name="LloydsCreditAgreementMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="fihl_CitibankCreditAgreementMember" abstract="true" name="CitibankCreditAgreementMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="fihl_BarclaysCreditAgreementMember" abstract="true" name="BarclaysCreditAgreementMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="fihl_BankOfMontrealCreditAgreementMember" abstract="true" name="BankOfMontrealCreditAgreementMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="fihl_GroupMember" abstract="true" name="GroupMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="fihl_FrameworkAgreementMember" abstract="true" name="FrameworkAgreementMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="fihl_FidelisMGUMember" abstract="true" name="FidelisMGUMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="fihl_ThirdPartyManagingGeneralUnderwritersMember" abstract="true" name="ThirdPartyManagingGeneralUnderwritersMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="fihl_RelatedPartyTransactionAgreementDuration" abstract="false" name="RelatedPartyTransactionAgreementDuration" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="fihl_ReinsuranceCededCommissionPercentage" abstract="false" name="ReinsuranceCededCommissionPercentage" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="fihl_ReinsuranceProfitCommissionPercentage" abstract="false" name="ReinsuranceProfitCommissionPercentage" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="fihl_ReinsuranceProfitCommissionHurdleRateOfReturnPercentage" abstract="false" name="ReinsuranceProfitCommissionHurdleRateOfReturnPercentage" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="fihl_RecoveryOfCommissions" abstract="false" name="RecoveryOfCommissions" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="fihl_ReinsuranceCededCommissionExpense" abstract="false" name="ReinsuranceCededCommissionExpense" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="fihl_ReinsuranceProfitCommissionExpense" abstract="false" name="ReinsuranceProfitCommissionExpense" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="fihl_ProgramMember" abstract="true" name="ProgramMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="fihl_PineBrookFealIntermediateL.PMember" abstract="true" name="PineBrookFealIntermediateL.PMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="fihl_CVCFalconHoldingsLimitedMember" abstract="true" name="CVCFalconHoldingsLimitedMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="fihl_FidelisPartnershipMember" abstract="true" name="FidelisPartnershipMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="fihl_RepurchaseMechanismPercentage" abstract="false" name="RepurchaseMechanismPercentage" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="fihl_DeferredTaxBenefitEconomicTransitionAdjustment" abstract="false" name="DeferredTaxBenefitEconomicTransitionAdjustment" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="fihl_EffectiveIncomeTaxRateReconciliationPillarTwoTopUpTaxAmount" abstract="false" name="EffectiveIncomeTaxRateReconciliationPillarTwoTopUpTaxAmount" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="fihl_EffectiveIncomeTaxRateReconciliationReleaseOfDiscreteBenefitAmount" abstract="false" name="EffectiveIncomeTaxRateReconciliationReleaseOfDiscreteBenefitAmount" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
</xs:schema>
