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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 BUXR12Nnca1GJEAkk7y3YTQ+uflphDXMv0Uj6/e+SkvpIBvbMP/5vnMnK5+HRaPE
 t+0prVXwyXBE8RiYJiTgjg==

<SEC-DOCUMENT>0001377749-08-000012.txt : 20080207
<SEC-HEADER>0001377749-08-000012.hdr.sgml : 20080207
<ACCEPTANCE-DATETIME>20080207111721
ACCESSION NUMBER:		0001377749-08-000012
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20020701
FILED AS OF DATE:		20080207
DATE AS OF CHANGE:		20080207

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			McKenna Abigail
		CENTRAL INDEX KEY:			0001397386

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	811-07694
		FILM NUMBER:		08583703

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		(212) 762-7203

	MAIL ADDRESS:	
		STREET 1:		MORGAN STANLEY INVESTMENT MANAGEMENT
		STREET 2:		1221 AVENUE OF THE AMERICAS FLOOR 5
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10020

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MORGAN STANLEY DEAN WITTER EMERGING MARKETS DEBT FUND INC
		CENTRAL INDEX KEY:			0000904112
		IRS NUMBER:				133713706
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		1221 AVENUE OF THE AMERICAS
		STREET 2:		8TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10020
		BUSINESS PHONE:		6175578742

	MAIL ADDRESS:	
		STREET 1:		1221 AVENUE OF THE AMERIAS
		STREET 2:		8TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10020

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MORGAN STANLEY EMERGING MARKETS DEBT FUND INC
		DATE OF NAME CHANGE:	19930714
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2002-07-01</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000904112</issuerCik>
        <issuerName>MORGAN STANLEY DEAN WITTER EMERGING MARKETS DEBT FUND INC</issuerName>
        <issuerTradingSymbol>MSD</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001397386</rptOwnerCik>
            <rptOwnerName>McKenna Abigail</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>MORGAN STANLEY INVESTMENT MANAGEMENT</rptOwnerStreet1>
            <rptOwnerStreet2>1221 AVENUE OF THE AMERICAS FLOOR 5</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10020</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>1</isOther>
            <otherText>Portfolio Nanager</otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Morgan Stanley Emerging Markets Debt Fund, Inc.</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>3200</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <ownerSignature>
        <signatureName>/s/Mary E. Mullin</signatureName>
        <signatureDate>2008-02-07</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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