-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 AE3n5NFXKtMROQMnILypolFnhhDeg9clYhQNpJot94zePims/23QrBDoURJY9Gga
 GjuGJMnTwE0N21ZP+982ew==

<SEC-DOCUMENT>0001179110-07-001663.txt : 20070122
<SEC-HEADER>0001179110-07-001663.hdr.sgml : 20070122
<ACCEPTANCE-DATETIME>20070122104713
ACCESSION NUMBER:		0001179110-07-001663
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20070118
FILED AS OF DATE:		20070122
DATE AS OF CHANGE:		20070122

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			LABRANCHE & CO INC
		CENTRAL INDEX KEY:			0001089044
		STANDARD INDUSTRIAL CLASSIFICATION:	SECURITY BROKERS, DEALERS & FLOTATION COMPANIES [6211]
		IRS NUMBER:				134064735
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		ONE EXCHANGE PLAZA
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10006-3008
		BUSINESS PHONE:		2128200400

	MAIL ADDRESS:	
		STREET 1:		ONE EXCHANGE PLAZA
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10006-3008

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			COURAGE KATHERINE DIETZE
		CENTRAL INDEX KEY:			0001082841

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-15251
		FILM NUMBER:		07542354

	BUSINESS ADDRESS:	
		STREET 1:		C/O NORTHEAST OPTIC NETWORK INC
		STREET 2:		391 TOTTEX POND RD.
		CITY:			WALTHAM
		STATE:			MA
		ZIP:			02451
		BUSINESS PHONE:		9782874275
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>FORM 3 -
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2007-01-18</periodOfReport>

    <noSecuritiesOwned>1</noSecuritiesOwned>

    <issuer>
        <issuerCik>0001089044</issuerCik>
        <issuerName>LABRANCHE &amp; CO INC</issuerName>
        <issuerTradingSymbol>LAB</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001082841</rptOwnerCik>
            <rptOwnerName>COURAGE KATHERINE DIETZE</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O LABRANCHE &amp; CO INC.</rptOwnerStreet1>
            <rptOwnerStreet2>ONE EXCHANGE PLAZA</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10006</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable></nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes></footnotes>

    <ownerSignature>
        <signatureName>Katherine Dietze Courage</signatureName>
        <signatureDate>2007-01-22</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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