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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
 SYMK1Du1tQUd4t9Pe1w1zQFa7OdLmncz+o3t3aMD6xj0zzFlN9NZa1cOUS2XGalm
 axRvE2qGIGFT0c1Fe5McQw==

<SEC-DOCUMENT>0000105668-08-000007.txt : 20080424
<SEC-HEADER>0000105668-08-000007.hdr.sgml : 20080424
<ACCEPTANCE-DATETIME>20080424164808
ACCESSION NUMBER:		0000105668-08-000007
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20080422
FILED AS OF DATE:		20080424
DATE AS OF CHANGE:		20080424

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Foley Brendan P Jr
		CENTRAL INDEX KEY:			0001359586

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-08116
		FILM NUMBER:		08774938

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		614-764-3100

	MAIL ADDRESS:	
		STREET 1:		WENDY'S INTERNATIONAL, INC.
		STREET 2:		4288 W. DUBLIN-GRANVILLE ROAD
		CITY:			DUBLIN
		STATE:			OH
		ZIP:			43017

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			WENDYS INTERNATIONAL INC
		CENTRAL INDEX KEY:			0000105668
		STANDARD INDUSTRIAL CLASSIFICATION:	RETAIL-EATING PLACES [5812]
		IRS NUMBER:				310785108
		STATE OF INCORPORATION:			OH
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		4288 W DUBLIN GRANVILLE RD
		STREET 2:		P O BOX 256
		CITY:			DUBLIN
		STATE:			OH
		ZIP:			43017
		BUSINESS PHONE:		6147643100

	MAIL ADDRESS:	
		STREET 1:		4288 WEST DUBLIN-GRANVILLE ROAD
		STREET 2:		P O BOX 256
		CITY:			DUBLIN
		STATE:			OH
		ZIP:			43017
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2008-04-22</periodOfReport>

    <issuer>
        <issuerCik>0000105668</issuerCik>
        <issuerName>WENDYS INTERNATIONAL INC</issuerName>
        <issuerTradingSymbol>WEN</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001359586</rptOwnerCik>
            <rptOwnerName>Foley Brendan P Jr</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>WENDY'S INTERNATIONAL, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>P. O. BOX 256</rptOwnerStreet2>
            <rptOwnerCity>DUBLIN</rptOwnerCity>
            <rptOwnerState>OH</rptOwnerState>
            <rptOwnerZipCode>43017-0256</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>SVP &amp; GEN. CONTROLLER</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
                <footnoteId id="F1"/>
            </securityTitle>
            <transactionDate>
                <value>2008-04-22</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>F</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>158</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>24.94</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>15502</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">SHARES SHOWN ON TABLE 1 INCLUDE SHARES ACQUIRED PURSUANT TO THE DIVIDEND REINVESTMENT PROVISIONS OF A RESTRICTED STOCK AWARD AND RESTRICTED STOCK UNIT AWARD MADE UNDER THE ISSUER'S 2003 STOCK INCENTIVE PLAN.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>BRENDANP.FOLEY, JR.</signatureName>
        <signatureDate>2008-04-24</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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