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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
 PBFaF4ne8Cno/9jdXp1n43U6916YFSdbw0g/VXHUx4LG0GQZXlcaz2+rCllSEbKQ
 0CzKhKmJzRr7mkeFP2X5ew==

<SEC-DOCUMENT>0001388038-09-000025.txt : 20090702
<SEC-HEADER>0001388038-09-000025.hdr.sgml : 20090702
<ACCEPTANCE-DATETIME>20090702150235
ACCESSION NUMBER:		0001388038-09-000025
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20090630
FILED AS OF DATE:		20090702
DATE AS OF CHANGE:		20090702

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			LAPIDUS SIDNEY
		CENTRAL INDEX KEY:			0001210475

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-12907
		FILM NUMBER:		09926875

	MAIL ADDRESS:	
		STREET 1:		466 LEXINGTON AVENUE
		STREET 2:		FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10017

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			KNOLL INC
		CENTRAL INDEX KEY:			0001011570
		STANDARD INDUSTRIAL CLASSIFICATION:	MISCELLANEOUS FURNITURE & FIXTURES [2590]
		IRS NUMBER:				133873847
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		1235 WATER ST
		CITY:			EAST GREENVILLE
		STATE:			PA
		ZIP:			18041
		BUSINESS PHONE:		2156797991

	MAIL ADDRESS:	
		STREET 1:		1235 WATER STREET
		CITY:			EAST GREENVILLE
		STATE:			PA
		ZIP:			18041
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2009-06-30</periodOfReport>

    <issuer>
        <issuerCik>0001011570</issuerCik>
        <issuerName>KNOLL INC</issuerName>
        <issuerTradingSymbol>KNL</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001210475</rptOwnerCik>
            <rptOwnerName>LAPIDUS SIDNEY</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O WARBURG PINCUS &amp; CO.</rptOwnerStreet1>
            <rptOwnerStreet2>466 LEXINGTON AVENUE</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10017</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
                <footnoteId id="F1"/>
            </securityTitle>
            <transactionDate>
                <value>2009-06-30</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>1978</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>7.58</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>131923</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">This stock was acquired pursuant to the Company's Non-Employee Director Compensation Plan in a transaction exempt from Section 16 under Rule 16b-3(d).  Under this Plan, directors may elect in advance to receive shares of common stock in lieu of all or a portion of their cash retainer and meeting fees at a price per share equal to the closing price of the common stock on the last business day of the quarter (referred to as the &quot;transaction date&quot;).  The price as shown above reflects the last sale price of the common stock on the transaction date.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/Michael A. Pollner, Attorney-in-Fact</signatureName>
        <signatureDate>2009-07-02</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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