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        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>MassMutual Global Floating Rate Fund</name>
        <lei>549300EON6LPNI7VIP36</lei>
        <title>MassMutual Global Floating Rate Fund</title>
        <cusip>576291108</cusip>
        <identifiers>
          <isin value="US5762911080"/>
        </identifiers>
        <balance>20135.95000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>173370.52000000</valUSD>
        <pctVal>0.093805437893</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>RF</issuerCat>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>MassMutual Small Cap Growth Equity Fund</name>
        <lei>9T0957ZK0MF24NE45C35</lei>
        <title>MassMutual Small Cap Growth Equity Fund</title>
        <cusip>57630A584</cusip>
        <identifiers>
          <isin value="US57630A5847"/>
        </identifiers>
        <balance>35441.49000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>569190.38000000</valUSD>
        <pctVal>0.307971348534</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>RF</issuerCat>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Invesco International Bond Fund</name>
        <lei>549300J2M4RECICIYD26</lei>
        <title>Invesco International Bond Fund</title>
        <cusip>00143K624</cusip>
        <identifiers>
          <isin value="US00143K6249"/>
        </identifiers>
        <balance>1251144.06000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>5792796.98000000</valUSD>
        <pctVal>3.134303671323</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>RF</issuerCat>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>MassMutual Short-Duration Bond Fund</name>
        <lei>NNLE6FS63R3BZM6U5B10</lei>
        <title>MassMutual Short-Duration Bond Fund</title>
        <cusip>57629H368</cusip>
        <identifiers>
          <isin value="US57629H3681"/>
        </identifiers>
        <balance>966123.40000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>8994608.81000000</valUSD>
        <pctVal>4.866705239738</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>RF</issuerCat>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
    </invstOrSecs>
    <explntrNotes>
      <explntrNote note="Monthly returns presented in Item B.5(a) have been calculated without deducting any applicable sales loads or redemption fees." noteItem="B.5.a"/>
    </explntrNotes>
    <signature>
      <ncom:dateSigned>2025-07-28</ncom:dateSigned>
      <ncom:nameOfApplicant>MASSMUTUAL SELECT FUNDS</ncom:nameOfApplicant>
      <ncom:signature>Renee Hitchcock</ncom:signature>
      <ncom:signerName>Renee Hitchcock</ncom:signerName>
      <ncom:title>CFO and Treasurer</ncom:title>
    </signature>
  </formData>
  <documents>XXXX</documents>
</edgarSubmission>
