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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 UBxnDF6u3kw9gl1Igxdt8ydgtsWFLQ2pR+239JkRCVtO6QagKZwOLSYmwNxCoZoY
 CMO5XxLYVpk7mSsT0Obk+Q==

<SEC-DOCUMENT>0001481979-10-000020.txt : 20100405
<SEC-HEADER>0001481979-10-000020.hdr.sgml : 20100405
<ACCEPTANCE-DATETIME>20100405130732
ACCESSION NUMBER:		0001481979-10-000020
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20100318
FILED AS OF DATE:		20100405
DATE AS OF CHANGE:		20100405

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			SMITH FRANK J
		CENTRAL INDEX KEY:			0001259106

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	811-07694
		FILM NUMBER:		10730310

	MAIL ADDRESS:	
		STREET 1:		C/O MORGAN STANLEY INVESTMENT MAN
		STREET 2:		1221 AVENUE OF THE AVENUE 22ND FL
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10020

ISSUER:		

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

	BUSINESS ADDRESS:	
		STREET 1:		522 FIFTH AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10036
		BUSINESS PHONE:		212 296-6963

	MAIL ADDRESS:	
		STREET 1:		522 FIFTH AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10036

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MORGAN STANLEY DEAN WITTER EMERGING MARKETS DEBT FUND INC
		DATE OF NAME CHANGE:	20000504

	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>X0203</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2010-03-18</periodOfReport>

    <noSecuritiesOwned>1</noSecuritiesOwned>

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

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001259106</rptOwnerCik>
            <rptOwnerName>SMITH FRANK J</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O MORGAN STANLEY INVESTMENT MAN</rptOwnerStreet1>
            <rptOwnerStreet2>522 5TH AVENUE 20TH FLOOR</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10036</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>PFO &amp; Treasuer</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <ownerSignature>
        <signatureName>/s/Carsten Otto</signatureName>
        <signatureDate>2010-04-05</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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