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

    <schemaVersion>X0206</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2020-02-28</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0001787621</issuerCik>
        <issuerName>KKR Credit Opportunities Portfolio</issuerName>
        <issuerTradingSymbol>NONE</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001386926</rptOwnerCik>
            <rptOwnerName>KKR Financial Holdings LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O KKR CREDIT ADVISORS (US) LLC</rptOwnerStreet1>
            <rptOwnerStreet2>555 CALIFORNIA STREET, 50TH FLOOR</rptOwnerStreet2>
            <rptOwnerCity>SAN FRANCISCO</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94104</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isTenPercentOwner>true</isTenPercentOwner>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001472698</rptOwnerCik>
            <rptOwnerName>KKR Group Partnership L.P.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O KKR CREDIT ADVISORS (US) LLC</rptOwnerStreet1>
            <rptOwnerStreet2>555 CALIFORNIA STREET, 50TH FLOOR</rptOwnerStreet2>
            <rptOwnerCity>SAN FRANCISCO</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94104</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isTenPercentOwner>true</isTenPercentOwner>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001743754</rptOwnerCik>
            <rptOwnerName>KKR Group Holdings Corp.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O KKR CREDIT ADVISORS (US) LLC</rptOwnerStreet1>
            <rptOwnerStreet2>555 CALIFORNIA STREET, 50TH FLOOR</rptOwnerStreet2>
            <rptOwnerCity>SAN FRANCISCO</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94104</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isTenPercentOwner>true</isTenPercentOwner>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001404912</rptOwnerCik>
            <rptOwnerName>KKR &amp; Co. Inc.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O KKR CREDIT ADVISORS (US) LLC</rptOwnerStreet1>
            <rptOwnerStreet2>555 CALIFORNIA STREET, 50TH FLOOR</rptOwnerStreet2>
            <rptOwnerCity>SAN FRANCISCO</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94104</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isTenPercentOwner>true</isTenPercentOwner>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001472694</rptOwnerCik>
            <rptOwnerName>KKR Management LLP</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O KKR CREDIT ADVISORS (US) LLC</rptOwnerStreet1>
            <rptOwnerStreet2>555 CALIFORNIA STREET, 50TH FLOOR</rptOwnerStreet2>
            <rptOwnerCity>SAN FRANCISCO</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94104</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isTenPercentOwner>true</isTenPercentOwner>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001081714</rptOwnerCik>
            <rptOwnerName>KRAVIS HENRY R</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O KKR CREDIT ADVISORS (US) LLC</rptOwnerStreet1>
            <rptOwnerStreet2>555 CALIFORNIA STREET, 50TH FLOOR</rptOwnerStreet2>
            <rptOwnerCity>SAN FRANCISCO</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94104</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isTenPercentOwner>true</isTenPercentOwner>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001081715</rptOwnerCik>
            <rptOwnerName>ROBERTS GEORGE R</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O KKR CREDIT ADVISORS (US) LLC</rptOwnerStreet1>
            <rptOwnerStreet2>555 CALIFORNIA STREET, 50TH FLOOR</rptOwnerStreet2>
            <rptOwnerCity>SAN FRANCISCO</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94104</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isTenPercentOwner>true</isTenPercentOwner>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Class I Shares of Beneficial Interest</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>2040000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See footnotes</value>
                    <footnoteId id="F1"/>
                    <footnoteId id="F2"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">These securities are directly held by KKR Financial Holdings LLC.  KKR Group Partnership is the sole member of KKR Financial Holdings LLC. KKR Group Holdings Corp. is the general partner of KKR Group Partnership L.P. KKR &amp; Co. Inc. is the sole shareholder of KKR Group Holdings Corp. KKR Management LLP is the Series I preferred stockholder of KKR &amp; Co. Inc. Messrs. Henry R. Kravis and George R. Roberts are the founding partners of KKR Management LLP.</footnote>
        <footnote id="F2">Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein, except to the extent of such Reporting Person's pecuniary interest therein. The filing of this statement shall not be deemed to be an admission that, for purposes of Section 16 of the Securities Exchange Act of 1934 or otherwise, the Reporting Persons are the beneficial owners of any securities reported herein.</footnote>
    </footnotes>

    <remarks>Exhibit List: Exhibit 24 - Powers of Attorney.</remarks>

    <ownerSignature>
        <signatureName>KKR FINANCIAL HOLDINGS LLC By: /s/ Terence P. Gallagher Name: Terence P. Gallagher Title: Attorney-in-fact for Robert H. Lewin, Chief Financial Officer</signatureName>
        <signatureDate>2021-02-19</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>KKR GROUP PARTNERSHIP L.P., By: KKR Group Holdings Corp., its general partner, By: /s/ Terence P. Gallagher, Name: Terence P. Gallagher, Title: Attorney-in-fact for Robert H. Lewin, Chief Financial Officer</signatureName>
        <signatureDate>2021-02-19</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>KKR GROUP HOLDINGS CORP., By: /s/ Terence P. Gallagher, Name: Terence P. Gallagher, Title: Attorney-in-fact for Robert H. Lewin, Chief Financial Officer</signatureName>
        <signatureDate>2021-02-19</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>KKR &amp; CO. INC., By: /s/ Terence P. Gallagher, Name: Terence P. Gallagher, Title: Attorney-in-fact for Robert H. Lewin, Chief Financial Officer</signatureName>
        <signatureDate>2021-02-19</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>KKR MANAGEMENT LLP, By: /s/ Terence P. Gallagher, Name: Terence P. Gallagher, Title: Attorney-in-fact for Robert H. Lewin, Chief Financial Officer</signatureName>
        <signatureDate>2021-02-19</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>HENRY R. KRAVIS, By: /s/ Terence P. Gallagher, Name: Terence P. Gallagher, Title: Attorney-in-fact</signatureName>
        <signatureDate>2021-02-19</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>GEORGE R. ROBERTS, By: /s/ Terence P. Gallagher, Name: Terence P. Gallagher, Title: Attorney-in-fact</signatureName>
        <signatureDate>2021-02-19</signatureDate>
    </ownerSignature>
</ownershipDocument>
