<SEC-DOCUMENT>0001209191-20-012252.txt : 20200224
<SEC-HEADER>0001209191-20-012252.hdr.sgml : 20200224
<ACCEPTANCE-DATETIME>20200224193306
ACCESSION NUMBER:		0001209191-20-012252
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20200220
FILED AS OF DATE:		20200224
DATE AS OF CHANGE:		20200224

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Coletti Julie Ann
		CENTRAL INDEX KEY:			0001777603

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-32259
		FILM NUMBER:		20646700

	MAIL ADDRESS:	
		STREET 1:		2820 ORCHARD PARKWAY
		CITY:			SAN JOSE
		STATE:			CA
		ZIP:			95131

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ALIGN TECHNOLOGY INC
		CENTRAL INDEX KEY:			0001097149
		STANDARD INDUSTRIAL CLASSIFICATION:	ORTHOPEDIC, PROSTHETIC & SURGICAL APPLIANCES & SUPPLIES [3842]
		IRS NUMBER:				943267295
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		2820 ORCHARD PARKWAY
		CITY:			SAN JOSE
		STATE:			CA
		ZIP:			95134
		BUSINESS PHONE:		408-470-1000

	MAIL ADDRESS:	
		STREET 1:		2820 ORCHARD PARKWAY
		CITY:			SAN JOSE
		STATE:			CA
		ZIP:			95134
</SEC-HEADER>
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<TYPE>4
<SEQUENCE>1
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<DESCRIPTION>FORM 4 SUBMISSION
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        <issuerName>ALIGN TECHNOLOGY INC</issuerName>
        <issuerTradingSymbol>ALGN</issuerTradingSymbol>
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            <rptOwnerName>Coletti Julie Ann</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O ALIGN TECHNOLOGY INC.</rptOwnerStreet1>
            <rptOwnerStreet2>2820 ORCHARD PARKWAY</rptOwnerStreet2>
            <rptOwnerCity>SAN JOSE</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>95131</rptOwnerZipCode>
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            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>SVP, Chief Legal &amp; Regulatory</officerTitle>
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                <value></value>
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                <transactionShares>
                    <value>9193</value>
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                <transactionPricePerShare>
                    <value>0.00</value>
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                    <value>A</value>
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    <footnotes>
        <footnote id="F1">Includes 38 shares acquired on July 31, 2019 and 24 shares acquired on January 31, 2020 under the ALGN ESPP.</footnote>
        <footnote id="F2">Represents par value of ALGN common stock.</footnote>
        <footnote id="F3">1/4th of the restricted stock unit granted on February 20, 2019 became vested on February 20, 2020 and shares were delivered to reporting person on such vest date.  1/4th of the restricted stock unit will continue to vest annually and shares will be delivered to reporting person on each vest date.</footnote>
        <footnote id="F4">1/4th of the restricted stock unit granted on February 20, 2020 will become vested on February 20, 2021 and shares will be delivered to reporting person on such vest date.  1/4th of the restricted stock unit will continue to vest annually and shares will be delivered to reporting person on each vest date.</footnote>
        <footnote id="F5">Represents the maximum number of shares which may be issued under the market stock unit.  All of the shares which may be issued under the market stock unit will vest on the last day of the third year of the Performance Period (as defined in the market stock unit agreement).</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Julie Ann Colletti</signatureName>
        <signatureDate>2020-02-24</signatureDate>
    </ownerSignature>
</ownershipDocument>
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</SEC-DOCUMENT>
