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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,
 W2cs2QeAgbco7Ce7t7M+6e+Dy0pnUsnQ0ZD9EztLdb3LHY7DV7shqpIO9I5TBjMO
 Gk53qb7e8CRTl2ISwVfSoQ==

<SEC-DOCUMENT>0001201880-07-000001.txt : 20070410
<SEC-HEADER>0001201880-07-000001.hdr.sgml : 20070410
<ACCEPTANCE-DATETIME>20070410185106
ACCESSION NUMBER:		0001201880-07-000001
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20070401
FILED AS OF DATE:		20070410
DATE AS OF CHANGE:		20070410

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			KOREA FUND INC
		CENTRAL INDEX KEY:			0000748691
		STANDARD INDUSTRIAL CLASSIFICATION:	UNKNOWN SIC - 0000 [0000]
		IRS NUMBER:				133226146
		STATE OF INCORPORATION:			MD
		FISCAL YEAR END:			0630

	BUSINESS ADDRESS:	
		STREET 1:		ALLIANZ GLOBAL INVESTORS
		STREET 2:		1345 AVENUE OF THE AMERICAS
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10105
		BUSINESS PHONE:		212-739-3226

	MAIL ADDRESS:	
		STREET 1:		ALLIANZ GLOBAL INVESTORS
		STREET 2:		1345 AVENUE OF THE AMERICAS
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10105

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			RCM CAPITAL MANAGEMENT LLC
		CENTRAL INDEX KEY:			0000085080
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	811-04058
		FILM NUMBER:		07759858

	BUSINESS ADDRESS:	
		STREET 1:		SUITE 2900 FOUR EMBARCADERO CTR
		CITY:			SAN FRANCISCO
		STATE:			CA
		ZIP:			94111
		BUSINESS PHONE:		(949)219-2200

	MAIL ADDRESS:	
		STREET 1:		888 SAN CLEMENTE, SUITE 100
		CITY:			NEWPORT BEACH
		STATE:			CA
		ZIP:			92660

	FORMER NAME:	
		FORMER CONFORMED NAME:	DRESDNER RCM GLOBAL INVESTORS LLC
		DATE OF NAME CHANGE:	19980707

	FORMER NAME:	
		FORMER CONFORMED NAME:	RCM CAPITAL MANAGEMENT LLC /CA
		DATE OF NAME CHANGE:	19961221

	FORMER NAME:	
		FORMER CONFORMED NAME:	ROSENBERG CAPITAL MANAGEMENT
		DATE OF NAME CHANGE:	19871113
</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>2007-04-01</periodOfReport>

    <noSecuritiesOwned>1</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000748691</issuerCik>
        <issuerName>KOREA FUND INC</issuerName>
        <issuerTradingSymbol>KF</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0000085080</rptOwnerCik>
            <rptOwnerName>RCM CAPITAL MANAGEMENT LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>888 SAN CLEMENTE, SUITE 100</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>NEWPORT BEACH</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>92660</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>1</isOther>
            <otherText>Affiliated Entity</otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <remarks>RCM Capital Management LLC is the Investment Manager of the Issuer.</remarks>

    <ownerSignature>
        <signatureName>Lagan Srivastava, Attorney in fact for RCM Capital Management LLC</signatureName>
        <signatureDate>2007-04-10</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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