<SEC-DOCUMENT>0001104659-21-058247-index.html : 20210430
<SEC-HEADER>0001104659-21-058247.hdr.sgml : 20210430
<ACCEPTANCE-DATETIME>20210430075927
ACCESSION NUMBER:		0001104659-21-058247
CONFORMED SUBMISSION TYPE:	DEFA14A
PUBLIC DOCUMENT COUNT:		3
FILED AS OF DATE:		20210430
DATE AS OF CHANGE:		20210430

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CRA INTERNATIONAL, INC.
		CENTRAL INDEX KEY:			0001053706
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-LEGAL SERVICES [8111]
		IRS NUMBER:				042372210
		STATE OF INCORPORATION:			MA
		FISCAL YEAR END:			0102

	FILING VALUES:
		FORM TYPE:		DEFA14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-24049
		FILM NUMBER:		21873802

	BUSINESS ADDRESS:	
		STREET 1:		200 CLARENDON STREET
		STREET 2:		T-9
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02116
		BUSINESS PHONE:		6174253000

	MAIL ADDRESS:	
		STREET 1:		200 CLARENDON STREET
		STREET 2:		T-9
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02116

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CHARLES RIVER ASSOCIATES INC
		DATE OF NAME CHANGE:	19980126
</SEC-HEADER>
<DOCUMENT>
<TYPE>DEFA14A
<SEQUENCE>1
<FILENAME>tm212460d2_defa14a.htm
<DESCRIPTION>DEFA14A
<TEXT>
Document 1 - file: tm212460d2_defa14a.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>tm212460d2_defa14a-img01.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: tm212460d2_defa14a-img01.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>tm212460d2_defa14a-img02.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: tm212460d2_defa14a-img02.jpg

</DOCUMENT>
</SEC-DOCUMENT>