<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0206</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2025-02-04</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0002029976</issuerCik>
        <issuerName>K&amp;F GROWTH ACQUISITION CORP. II</issuerName>
        <issuerTradingSymbol>KFII</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0002040988</rptOwnerCik>
            <rptOwnerName>K&amp;F Growth Acquisition LLC II</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O K&amp;F GROWTH ACQUISITION CORP. II</rptOwnerStreet1>
            <rptOwnerStreet2>1219 MORNINGSIDE DRIVE, SUITE 110</rptOwnerStreet2>
            <rptOwnerCity>MANHATTAN BEACH</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>90266</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001828362</rptOwnerCik>
            <rptOwnerName>Fetters Daniel</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O K&amp;F GROWTH ACQUISITION CORP. II</rptOwnerStreet1>
            <rptOwnerStreet2>1219 MORNINGSIDE DRIVE, SUITE 110</rptOwnerStreet2>
            <rptOwnerCity>MANHATTAN BEACH</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>90266</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Co-CEO, CFO</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001828361</rptOwnerCik>
            <rptOwnerName>King Edward</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O K&amp;F GROWTH ACQUISITION CORP. II</rptOwnerStreet1>
            <rptOwnerStreet2>1219 MORNINGSIDE DRIVE, SUITE 110</rptOwnerStreet2>
            <rptOwnerCity>MANHATTAN BEACH</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>90266</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Co-Chief Executive Officer</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeHolding>
            <securityTitle>
                <value>Class B Ordinary Shares</value>
                <footnoteId id="F1"/>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F1"/>
                <footnoteId id="F3"/>
            </conversionOrExercisePrice>
            <exerciseDate>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F1"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Class A Ordinary Shares</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>9583333</value>
                    <footnoteId id="F1"/>
                    <footnoteId id="F3"/>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                    <footnoteId id="F2"/>
                    <footnoteId id="F3"/>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">As described in the registration statement on Form S-1 (File No. 333-282929) of the Issuer under the heading &quot;Description of Securities--Founder Shares,&quot; the Class B ordinary shares will automatically convert into shares of Class A ordinary shares at the time of the Issuer's initial business combination, or at any time prior to the Issuer's initial business combination, at the option of the holder, on a one-for-one basis, subject to certain adjustments. The Class B ordinary shares have no expiration date.</footnote>
        <footnote id="F2">Daniel Fetters and Edward King are the managing members of the Sponsor and hold voting and investment discretion with respect to the Class B ordinary shares held of record by the Sponsor. As such, Messrs. Fetters and King may be deemed to have beneficial ownership of the securities held of record by the Sponsor. Messrs. Fetters and King disclaim any beneficial ownership except to the extent of their pecuniary interest therein.</footnote>
        <footnote id="F3">These shares represent the Class B ordinary shares held by the Sponsor acquired pursuant to a subscription agreement by and between the Issuer and the Sponsor. The Class B ordinary shares include up to 1,250,000 shares that are subject to forfeiture in the event the underwriters of the Issuer's initial public offering do not exercise in full their over-allotment option as described in the Issuer's registration statement.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Daniel Fetters</signatureName>
        <signatureDate>2025-02-04</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Edward King</signatureName>
        <signatureDate>2025-02-04</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Daniel Fetters, Co-Managing Member of K&amp;F Growth Acquisition LLC II</signatureName>
        <signatureDate>2025-02-04</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Edward King, Co-Managing Member of K&amp;F Growth Acquisition LLC II</signatureName>
        <signatureDate>2025-02-04</signatureDate>
    </ownerSignature>
</ownershipDocument>
