<SUBMISSION>
<ACCESSION-NUMBER>0001354488-08-001038
<TYPE>4
<PUBLIC-DOCUMENT-COUNT>1
<PERIOD>20080526
<FILING-DATE>20080527
<DATE-OF-FILING-DATE-CHANGE>20080527
<ISSUER>
<COMPANY-DATA>
<CONFORMED-NAME>MID PENN BANCORP INC
<CIK>0000879635
<ASSIGNED-SIC>6022
<IRS-NUMBER>251666413
<STATE-OF-INCORPORATION>PA
<FISCAL-YEAR-END>1231
</COMPANY-DATA>
<BUSINESS-ADDRESS>
<STREET1>349 UNION ST
<CITY>MILLERSBURG
<STATE>PA
<ZIP>17061
<PHONE>7176922133
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>349 UNION STREET
<STREET2>349 UNION STREET
<CITY>MILLERSBURG
<STATE>PA
<ZIP>17061
</MAIL-ADDRESS>
</ISSUER>
<REPORTING-OWNER>
<OWNER-DATA>
<CONFORMED-NAME>WILLIAMS ERIC S
<CIK>0001253422
</OWNER-DATA>
<FILING-VALUES>
<FORM-TYPE>4
<ACT>34
<FILE-NUMBER>001-13677
<FILM-NUMBER>08860531
</FILING-VALUES>
<BUSINESS-ADDRESS>
<STREET1>5 GRAYSTONE MANOR DR
<CITY>CAMP HILL
<STATE>PA
<ZIP>17011
<PHONE>7176922133
</BUSINESS-ADDRESS>
</REPORTING-OWNER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2008-05-26</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000879635</issuerCik>
        <issuerName>MID PENN BANCORP INC</issuerName>
        <issuerTradingSymbol>MBP</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001253422</rptOwnerCik>
            <rptOwnerName>WILLIAMS ERIC S</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>5 GRAYSTONE MANOR DRIVE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>CAMP HILL</rptOwnerCity>
            <rptOwnerState>PA</rptOwnerState>
            <rptOwnerZipCode>17011</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Ex VP &amp; Chief Lending Officer</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2008-05-26</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>5</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value>E</value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>0</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>567.2115</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">$600 in cash value contributed as voluntary contribution. Shares and price to be determined by Plan Administrator.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Eric S. Williams</signatureName>
        <signatureDate>2008-05-27</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SUBMISSION>
