-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
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 3xf4O73AozGjPjvrQGYunw==

<SEC-DOCUMENT>0001140361-09-027303.txt : 20091124
<SEC-HEADER>0001140361-09-027303.hdr.sgml : 20091124
<ACCEPTANCE-DATETIME>20091124121432
ACCESSION NUMBER:		0001140361-09-027303
CONFORMED SUBMISSION TYPE:	D
PUBLIC DOCUMENT COUNT:		1
ITEM INFORMATION:		Rule 506
FILED AS OF DATE:		20091124
DATE AS OF CHANGE:		20091124
EFFECTIVENESS DATE:		20091124

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			GigOptix, Inc.
		CENTRAL INDEX KEY:			0001432150
		STANDARD INDUSTRIAL CLASSIFICATION:	SEMICONDUCTORS & RELATED DEVICES [3674]
		IRS NUMBER:				262439072
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		D
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	021-136385
		FILM NUMBER:		091203953

	BUSINESS ADDRESS:	
		STREET 1:		2400 GENG ROAD
		STREET 2:		SUITE 100
		CITY:			PALO ALTO
		STATE:			CA
		ZIP:			94303
		BUSINESS PHONE:		(650) 424-1937

	MAIL ADDRESS:	
		STREET 1:		2400 GENG ROAD
		STREET 2:		SUITE 100
		CITY:			PALO ALTO
		STATE:			CA
		ZIP:			94303
</SEC-HEADER>
<DOCUMENT>
<TYPE>D
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<edgarSubmission>

    <schemaVersion>X0603</schemaVersion>

    <submissionType>D</submissionType>

    <testOrLive>LIVE</testOrLive>

    <primaryIssuer>
        <cik>0001432150</cik>
        <entityName>GigOptix, Inc.</entityName>
        <issuerAddress>
            <street1>2400 GENG ROAD</street1>
            <street2>SUITE 100</street2>
            <city>PALO ALTO</city>
            <stateOrCountry>CA</stateOrCountry>
            <zipCode>94303</zipCode>
        </issuerAddress>
        <issuerPhoneNumber>(650) 424-1937</issuerPhoneNumber>
        <jurisdictionOfInc>DELAWARE</jurisdictionOfInc>
        <issuerPreviousNameList>
            <value>None</value>
        </issuerPreviousNameList>
        <edgarPreviousNameList>
            <value>None</value>
        </edgarPreviousNameList>
        <entityType>Corporation</entityType>
        <yearOfInc>
            <withinFiveYears>true</withinFiveYears>
            <value>2008</value>
        </yearOfInc>
    </primaryIssuer>

    <relatedPersonsList>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Avi</firstName>
                <lastName>Katz</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>2400 Geng Road, Suite 100</street1>
                <street2>c/o GigOptix, Inc.</street2>
                <city>Palo Alto</city>
                <stateOrCountry>CA</stateOrCountry>
                <zipCode>94303</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>C.</firstName>
                <middleName>James</middleName>
                <lastName>Judson</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>2400 Geng Road, Suite 100</street1>
                <street2>c/o GigOptix, Inc.</street2>
                <city>Palo Alto</city>
                <stateOrCountry>CA</stateOrCountry>
                <zipCode>94303</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Kimberly</firstName>
                <middleName>D.C.</middleName>
                <lastName>Trapp</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>2400 Geng Road, Suite 100</street1>
                <street2>c/o GigOptix, Inc.</street2>
                <city>Palo Alto</city>
                <stateOrCountry>CA</stateOrCountry>
                <zipCode>94303</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Joseph</firstName>
                <middleName>J.</middleName>
                <lastName>Vallner</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>2400 Geng Road, Suite 100</street1>
                <street2>c/o GigOptix, Inc.</street2>
                <city>Palo Alto</city>
                <stateOrCountry>CA</stateOrCountry>
                <zipCode>94303</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Neil</firstName>
                <middleName>J.</middleName>
                <lastName>Miotto</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>2400 Geng Road, Suite 100</street1>
                <street2>c/o GigOptix, Inc.</street2>
                <city>Palo Alto</city>
                <stateOrCountry>CA</stateOrCountry>
                <zipCode>94303</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Andrea</firstName>
                <lastName>Betti-Berutto</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>2400 Geng Road, Suite 100</street1>
                <street2>c/o GigOptix, Inc.</street2>
                <city>Palo Alto</city>
                <stateOrCountry>CA</stateOrCountry>
                <zipCode>94303</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
            </relatedPersonRelationshipList>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Dawn</firstName>
                <lastName>Casterson</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>2400 Geng Road, Suite 100</street1>
                <street2>c/o GigOptix, Inc.</street2>
                <city>Palo Alto</city>
                <stateOrCountry>CA</stateOrCountry>
                <zipCode>94303</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
            </relatedPersonRelationshipList>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Julie</firstName>
                <lastName>Tipton</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>2400 Geng Road, Suite 100</street1>
                <street2>c/o GigOptix, Inc.</street2>
                <city>Palo Alto</city>
                <stateOrCountry>CA</stateOrCountry>
                <zipCode>94303</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
            </relatedPersonRelationshipList>
        </relatedPersonInfo>
    </relatedPersonsList>

    <offeringData>
        <industryGroup>
            <industryGroupType>Other Technology</industryGroupType>
        </industryGroup>
        <issuerSize>
            <revenueRange>$5,000,001 - $25,000,000</revenueRange>
        </issuerSize>
        <federalExemptionsExclusions>
            <item>06</item>
        </federalExemptionsExclusions>
        <typeOfFiling>
            <newOrAmendment>
                <isAmendment>false</isAmendment>
            </newOrAmendment>
            <dateOfFirstSale>
                <value>2009-11-09</value>
            </dateOfFirstSale>
        </typeOfFiling>
        <durationOfOffering>
            <moreThanOneYear>false</moreThanOneYear>
        </durationOfOffering>
        <typesOfSecuritiesOffered>
            <isEquityType>true</isEquityType>
        </typesOfSecuritiesOffered>
        <businessCombinationTransaction>
            <isBusinessCombinationTransaction>true</isBusinessCombinationTransaction>
        </businessCombinationTransaction>
        <minimumInvestmentAccepted>0</minimumInvestmentAccepted>
        <salesCompensationList></salesCompensationList>
        <offeringSalesAmounts>
            <totalOfferingAmount>11755941</totalOfferingAmount>
            <totalAmountSold>11755941</totalAmountSold>
            <totalRemaining>0</totalRemaining>
        </offeringSalesAmounts>
        <investors>
            <hasNonAccreditedInvestors>false</hasNonAccreditedInvestors>
            <totalNumberAlreadyInvested>21</totalNumberAlreadyInvested>
        </investors>
        <salesCommissionsFindersFees>
            <salesCommissions>
                <dollarAmount>0</dollarAmount>
            </salesCommissions>
            <findersFees>
                <dollarAmount>0</dollarAmount>
            </findersFees>
        </salesCommissionsFindersFees>
        <useOfProceeds>
            <grossProceedsUsed>
                <dollarAmount>0</dollarAmount>
            </grossProceedsUsed>
        </useOfProceeds>
        <signatureBlock>
            <authorizedRepresentative>false</authorizedRepresentative>
            <signature>
                <issuerName>GigOptix, Inc.</issuerName>
                <signatureName>/s/ Avi Katz</signatureName>
                <nameOfSigner>Avi Katz</nameOfSigner>
                <signatureTitle>Chief Executive Officer</signatureTitle>
                <signatureDate>2009-11-23</signatureDate>
            </signature>
        </signatureBlock>
    </offeringData>
</edgarSubmission>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----