<?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/ownership" xmlns:com="http://www.sec.gov/edgar/common">
  <!-- Generated by Workiva -->
  <headerData>
    <submissionType>144</submissionType>
    <filerInfo>
      <filer>
        <filerCredentials>
          <cik>0001661892</cik>
          <ccc>XXXXXXXX</ccc>
        </filerCredentials>
      </filer>
      <liveTestFlag>LIVE</liveTestFlag>



    </filerInfo>
  </headerData>
  <formData>
    <issuerInfo>
      <issuerCik>0001437578</issuerCik>
      <issuerName>Bright Horizons Family Solutions Inc.</issuerName>
      <secFileNumber>001-35780</secFileNumber>
      <issuerAddress>
        <com:street1>2 Wells Avenue</com:street1>
        <com:city>Newton</com:city>
        <com:stateOrCountry>MA</com:stateOrCountry>
        <com:zipCode>02459</com:zipCode>
      </issuerAddress>
      <issuerContactPhone>617-673-8737</issuerContactPhone>
      <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Mary Lou Burke</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
      <relationshipsToIssuer>
        <relationshipToIssuer>Officer</relationshipToIssuer>
      </relationshipsToIssuer>
    </issuerInfo>
    <securitiesInformation>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <brokerOrMarketmakerDetails>
        <name>Merrill Lynch</name>
        <address>
          <com:street1>45 William St., Suite 100</com:street1>
          <com:city>Wellesley Hills</com:city>
          <com:stateOrCountry>MA</com:stateOrCountry>
          <com:zipCode>02481</com:zipCode>
        </address>
      </brokerOrMarketmakerDetails>
      <noOfUnitsSold>1000</noOfUnitsSold>
      <aggregateMarketValue>108445</aggregateMarketValue>
      <noOfUnitsOutstanding>57354223</noOfUnitsOutstanding>
      <approxSaleDate>10/01/2025</approxSaleDate>
      <securitiesExchangeName>NYSE</securitiesExchangeName>
    </securitiesInformation>
    <securitiesToBeSold>
      <securitiesClassTitle>common</securitiesClassTitle>
      <acquiredDate>01/25/2013</acquiredDate>
      <natureOfAcquisitionTransaction>RSU Vest</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>11404</amountOfSecuritiesAcquired>
      <paymentDate>01/25/2013</paymentDate>
      <natureOfPayment>N/A</natureOfPayment>
    </securitiesToBeSold>
    <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Mary Lou Burke</name>
        <address>
          <com:street1>2 Wells Avenue</com:street1>
          <com:city>Newton</com:city>
          <com:stateOrCountry>MA</com:stateOrCountry>
          <com:zipCode>02459</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>common</securitiesClassTitle>
      <saleDate>09/02/2025</saleDate>
      <amountOfSecuritiesSold>1000</amountOfSecuritiesSold>
      <grossProceeds>116415</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Mary Lou Burke</name>
        <address>
          <com:street1>2 Wells Avenue</com:street1>
          <com:city>Newton</com:city>
          <com:stateOrCountry>MA</com:stateOrCountry>
          <com:zipCode>02459</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>common</securitiesClassTitle>
      <saleDate>08/01/2025</saleDate>
      <amountOfSecuritiesSold>1000</amountOfSecuritiesSold>
      <grossProceeds>128915</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Mary Lou Burke</name>
        <address>
          <com:street1>2 Wells Avenue</com:street1>
          <com:city>Newton</com:city>
          <com:stateOrCountry>MA</com:stateOrCountry>
          <com:zipCode>02459</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>common</securitiesClassTitle>
      <saleDate>07/01/2025</saleDate>
      <amountOfSecuritiesSold>1000</amountOfSecuritiesSold>
      <grossProceeds>122410</grossProceeds>
    </securitiesSoldInPast3Months>
    <noticeSignature>
      <noticeDate>10/01/2025</noticeDate>
      <signature>Mary Lou Burke</signature>
    </noticeSignature>
  </formData>
</edgarSubmission>
