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

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2018-12-06</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001040719</issuerCik>
        <issuerName>DITECH HOLDING Corp</issuerName>
        <issuerTradingSymbol>DHCP</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001377581</rptOwnerCik>
            <rptOwnerName>First Pacific Advisors, LP</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>11601 WILSHIRE BLVD.</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 1200</rptOwnerStreet2>
            <rptOwnerCity>LOS ANGELES</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>90025</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001573341</rptOwnerCik>
            <rptOwnerName>FPA Value Partners Fund</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>11601 WILSHIRE BLVD.</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 1200</rptOwnerStreet2>
            <rptOwnerCity>LOS ANGELES</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>90025</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001192887</rptOwnerCik>
            <rptOwnerName>ATWOOD J RICHARD</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>11601 WILSHIRE BLVD.</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 1200</rptOwnerStreet2>
            <rptOwnerCity>LOS ANGELES</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>90025</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001186259</rptOwnerCik>
            <rptOwnerName>ROMICK STEVEN T</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>11601 WILSHIRE BLVD.</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 1200</rptOwnerStreet2>
            <rptOwnerCity>LOS ANGELES</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>90025</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001450268</rptOwnerCik>
            <rptOwnerName>Selmo Brian A.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>11601 WILSHIRE BLVD.</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 1200</rptOwnerStreet2>
            <rptOwnerCity>LOS ANGELES</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>90025</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2018-12-06</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>9273</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.10</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>0</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See Footnotes</value>
                    <footnoteId id="F1"/>
                    <footnoteId id="F2"/>
                    <footnoteId id="F3"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>8401</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See Footnotes</value>
                    <footnoteId id="F4"/>
                    <footnoteId id="F5"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Mandatorily Convertible Preferred Stock</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>114.975</value>
                <footnoteId id="F6"/>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2018-12-06</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>185</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>2.7027</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F6"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F6"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>21270</value>
                    <footnoteId id="F7"/>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>0</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See Footnotes</value>
                    <footnoteId id="F1"/>
                    <footnoteId id="F2"/>
                    <footnoteId id="F3"/>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeTransaction>
        <derivativeHolding>
            <securityTitle>
                <value>Mandatorily Convertible Preferred Stock</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>114.975</value>
                <footnoteId id="F6"/>
            </conversionOrExercisePrice>
            <exerciseDate>
                <footnoteId id="F6"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F6"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>1144001</value>
                    <footnoteId id="F8"/>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>9950</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See Footnotes</value>
                    <footnoteId id="F4"/>
                    <footnoteId id="F5"/>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeHolding>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Securities of Ditech Holding Corporation (the &quot;Issuer&quot;) held directly by FPA Value Partners Fund, a series of FPA Hawkeye Fund, LLC (&quot;FPA Value Partners&quot;). First Pacific Advisors, LP (&quot;FPA&quot;) serves as manager of and investment adviser to FPA Value Partners.  FPA may be deemed to share voting and/or investment power over the securities of the Issuer held by FPA Value Partners as the investment adviser to and manager of FPA Value Partners. In addition, Mr. J. Richard Atwood may be deemed to share voting and/or investment power over the securities of the Issuer held by FPA Value Partners as a director and officer of the general partner of FPA. Mr. Steven T. Romick may be deemed to share voting and/or investment power over the securities of the Issuer held by FPA Value Partners as a director and officer of the general partner of FPA.</footnote>
        <footnote id="F2">(Continued from Footnote 1) Mr. Brian Selmo may be deemed to share voting and/or investment power over the securities of the Issuer held by FPA Value Partners as Portfolio Manager of such fund. FPA and Messrs. Atwood, Romick and Selmo may be deemed to have a pecuniary interest in a portion of the securities held directly by FPA Value Partners due to FPA's right to receive performance-based allocations. In addition, Messrs. Romick and Selmo may be deemed to have an indirect pecuniary interest in a portion of the securities held directly by FPA Value Partners due to their respective ownership interests in such fund. Each of FPA and Messrs.</footnote>
        <footnote id="F3">(Continued from Footnote 2) Atwood, Romick and Selmo disclaims beneficial ownership of securities of the Issuer held directly by FPA Value Partners except to the extent of their pecuniary interest therein, and this report shall not be deemed an admission that any of FPA or Messrs. Atwood, Romick or Selmo is the beneficial owner of such securities for purposes of Section 16 or any other purpose.</footnote>
        <footnote id="F4">Securities of the Issuer held directly by FPA Crescent Fund, a series of FPA Funds Trust (&quot;FPA Crescent Fund&quot;). FPA is the investment advisor of FPA Crescent Fund and may be deemed to share voting and/or investment power over the securities of the Issuer held by FPA Crescent Fund. In addition, Mr. Atwood may be deemed to share voting and/or investment power over the securities of the Issuer held by FPA Crescent Fund as a director and officer of the general partner of FPA. Mr. Romick may be deemed to share voting and/or investment power over the securities of the Issuer held by FPA Crescent Fund as a Portfolio Manager of FPA Crescent Fund and a director and officer of the general partner of FPA.</footnote>
        <footnote id="F5">(Continued from Footnote 4) Messrs. Selmo and Mark Landecker may be deemed to share voting and/or investment power over securities of the Issuer held by FPA Crescent Fund as Portfolio Managers of FPA Crescent Fund.  FPA only receives an asset-based management fee for serving as investment adviser to FPA Crescent Fund and therefore does not have any pecuniary interest in the securities of the Issuer held by FPA Crescent Fund.</footnote>
        <footnote id="F6">The Mandatorily Convertible Preferred Stock is immediately convertible and does not expire. Each share of Mandatorily Convertible Preferred Stock is convertible to common stock at a rate of 114.975 shares of common stock per share of Mandatorily Convertible Preferred Stock. The Mandatorily Convertible Preferred Stock is mandatorily convertible at the earliest of (a) February 9, 2023, (b) at any time following one year after February 9, 2018, the time that the volume weighted average pricing of the common stock exceeds 150% of the conversion price per share for at least 45 trading days in a 60 consecutive trading day period, including each of the last 20 days in such 60 consecutive trading day period, and (c) a change of control transaction in which the consideration paid or payable per share of common stock is greater than or equal to $8.6975.</footnote>
        <footnote id="F7">Represents 185 shares of Mandatorily Convertible Preferred Stock on an as-converted basis.</footnote>
        <footnote id="F8">Represents 9,950 shares of Mandatorily Convertible Preferred Stock on an as-converted basis.</footnote>
    </footnotes>

    <remarks>First Pacific Advisors, LP (&quot;FPA&quot;) may be deemed to exercise voting and/or investment power over securities of Ditech Holding Corporation (the &quot;Issuer&quot;) that are held directly by certain unaffiliated separately managed accounts (the &quot;Managed Accounts&quot;) as FPA serves as investment adviser to such Managed Accounts. FPA only receives an asset-based management fee for serving as investment adviser to such Managed Accounts and therefore does not have any pecuniary interest in the securities of the Issuer held directly by such Managed Accounts. In addition, Messrs. J. Richard Atwood, Steven T. Romick, Brian A. Selmo and Mark Landecker do not have a pecuniary interest in the securities held by the Managed Accounts.</remarks>

    <ownerSignature>
        <signatureName>FIRST PACIFIC ADVISORS, LP, Name: /s/ J. Richard Atwood, Title: Director of General Partner</signatureName>
        <signatureDate>2018-12-07</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>FPA VALUE PARTNERS FUND, A SERIES OF FPA HAWKEYE FUND, LLC, Name: /s/ J. Richard Atwood, Title: President</signatureName>
        <signatureDate>2018-12-07</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>J. RICHARD ATWOOD, Name: /s/ J. Richard Atwood</signatureName>
        <signatureDate>2018-12-07</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>STEVEN T. ROMICK, Name: /s/ Steven T. Romick</signatureName>
        <signatureDate>2018-12-07</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>BRIAN A. SELMO, Name:  	/s/ Brian A. Selmo</signatureName>
        <signatureDate>2018-12-07</signatureDate>
    </ownerSignature>
</ownershipDocument>
