    <SEC-DOCUMENT>0001193125-19-083412-index.html : 20190322
    <SEC-HEADER>0001193125-19-083412.hdr.sgml : 20190322
    <ACCEPTANCE-DATETIME>20190322153534
    ACCESSION NUMBER:		0001193125-19-083412
    CONFORMED SUBMISSION TYPE:	DEF 14A
    PUBLIC DOCUMENT COUNT:		5
    CONFORMED PERIOD OF REPORT:	20190502
    FILED AS OF DATE:		20190322
    DATE AS OF CHANGE:		20190322
    EFFECTIVENESS DATE:		20190322

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			HACKETT GROUP, INC.
    		CENTRAL INDEX KEY:			0001057379
    		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-MANAGEMENT CONSULTING SERVICES [8742]
    		IRS NUMBER:				650750100
    		STATE OF INCORPORATION:			FL
    		FISCAL YEAR END:			1228

    	FILING VALUES:
    		FORM TYPE:		DEF 14A
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	333-48123
    		FILM NUMBER:		19699677

    	BUSINESS ADDRESS:
    		STREET 1:		1001 BRICKELL BAY DRIVE
    		STREET 2:		SUITE 3000
    		CITY:			MIAMI
    		STATE:			FL
    		ZIP:			33131
    		BUSINESS PHONE:		3053758005

    	MAIL ADDRESS:
    		STREET 1:		1001 BRICKELL BAY DRIVE
    		STREET 2:		SUITE 3000
    		CITY:			MIAMI
    		STATE:			FL
    		ZIP:			33131

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	ANSWERTHINK INC
    		DATE OF NAME CHANGE:	20000628

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	ANSWERTHINK CONSULTING GROUP INC
    		DATE OF NAME CHANGE:	19980608
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>DEF 14A
    <SEQUENCE>1
    <FILENAME>d694348ddef14a.htm
    <DESCRIPTION>DEF 14A
    <TEXT>
    Document 1 - file: d694348ddef14a.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>2
    <FILENAME>g694348dsp055.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 2 - file: g694348dsp055.jpg

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>3
    <FILENAME>g694348dsp056.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 3 - file: g694348dsp056.jpg

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>4
    <FILENAME>g694348g00b74.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 4 - file: g694348g00b74.jpg

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>5
    <FILENAME>g694348g94o07.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 5 - file: g694348g94o07.jpg

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    </SEC-DOCUMENT>