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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,
 JcR7B0ic8ooSioiX1WoSI8by5irnPiNznYHlQxHF/1A791wlFOrSaGpCVnfQPHgL
 KvYB+RjXqPBifZUJ5kLfXA==

<SEC-DOCUMENT>0001310092-04-000001.txt : 20041130
<SEC-HEADER>0001310092-04-000001.hdr.sgml : 20041130
<ACCEPTANCE-DATETIME>20041130091246
ACCESSION NUMBER:		0001310092-04-000001
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20041130
FILED AS OF DATE:		20041130
DATE AS OF CHANGE:		20041130

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Otto Carsten
		CENTRAL INDEX KEY:			0001310092

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	811-08388
		FILM NUMBER:		041173214

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		212 762-7203

	MAIL ADDRESS:	
		STREET 1:		MORGAN STANLEY INVESTMENT MANAGEMENT INC
		STREET 2:		1221 AVE OF THE AMERICAS - 22ND FL
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10020

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MORGAN STANLEY DEAN WITTER ASIA PACIFIC FUND INC
		CENTRAL INDEX KEY:			0000919808
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			MD
		FISCAL YEAR END:			1231

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

	MAIL ADDRESS:	
		STREET 1:		MORGAN STANLEY ASIA PACIFIC FUND
		STREET 2:		1221 AVENUE OF THE AMERICAS
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10020

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MORGAN STANLEY ASIA PACIFIC FUND INC
		DATE OF NAME CHANGE:	19940505

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MORGAN STANLEY ASIA INVESTMENT FUND INC
		DATE OF NAME CHANGE:	19940316
</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>2004-11-30</periodOfReport>

    <noSecuritiesOwned>1</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000919808</issuerCik>
        <issuerName>MORGAN STANLEY DEAN WITTER ASIA PACIFIC FUND INC</issuerName>
        <issuerTradingSymbol>APF</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001310092</rptOwnerCik>
            <rptOwnerName>Otto Carsten</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>MORGAN STANLEY INVESTMENT MANAGEMENT INC</rptOwnerStreet1>
            <rptOwnerStreet2>1221 AVE OF THE AMERICAS - 22ND FL</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10020</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chief Compliance Officer</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <ownerSignature>
        <signatureName>/s/ Mary E. Mullin</signatureName>
        <signatureDate>2004-11-30</signatureDate>
    </ownerSignature>
</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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