    <SEC-DOCUMENT>0001171843-18-003219-index.html : 20180501
    <SEC-HEADER>0001171843-18-003219.hdr.sgml : 20180501
    <ACCEPTANCE-DATETIME>20180501070147
    ACCESSION NUMBER:		0001171843-18-003219
    CONFORMED SUBMISSION TYPE:	6-K
    PUBLIC DOCUMENT COUNT:		17
    CONFORMED PERIOD OF REPORT:	20180501
    FILED AS OF DATE:		20180501
    DATE AS OF CHANGE:		20180501

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			Colliers International Group Inc.
    		CENTRAL INDEX KEY:			0000913353
    		STANDARD INDUSTRIAL CLASSIFICATION:	REAL ESTATE [6500]
    		IRS NUMBER:				000000000
    		STATE OF INCORPORATION:			A6
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		6-K
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-36898
    		FILM NUMBER:		18793070

    	BUSINESS ADDRESS:
    		STREET 1:		1140 BAY STREET
    		STREET 2:		SUITE 4000
    		CITY:			TORONTO
    		STATE:			A6
    		ZIP:			M5S 2B4
    		BUSINESS PHONE:		(416) 960-9500

    	MAIL ADDRESS:
    		STREET 1:		1140 BAY STREET
    		STREET 2:		SUITE 4000
    		CITY:			TORONTO
    		STATE:			A6
    		ZIP:			M5S 2B4

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	FIRSTSERVICE CORP
    		DATE OF NAME CHANGE:	19931013
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>6-K
    <SEQUENCE>1
    <FILENAME>f6k_050118.htm
    <DESCRIPTION>FORM 6-K
    <TEXT>
    Document 1 - file: f6k_050118.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.1
    <SEQUENCE>2
    <FILENAME>exh_991.htm
    <DESCRIPTION>PRESS RELEASE
    <TEXT>
    Document 2 - file: exh_991.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.2
    <SEQUENCE>3
    <FILENAME>exh_992.htm
    <DESCRIPTION>EXHIBIT 99.2
    <TEXT>
    Document 3 - file: exh_992.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>4
    <FILENAME>exh992_01.jpg
    <TEXT>
    Document 4 - file: exh992_01.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>5
    <FILENAME>exh992_02.jpg
    <TEXT>
    Document 5 - file: exh992_02.jpg

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>6
    <FILENAME>exh992_03.jpg
    <TEXT>
    Document 6 - file: exh992_03.jpg

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>7
    <FILENAME>exh992_04.jpg
    <TEXT>
    Document 7 - file: exh992_04.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>8
    <FILENAME>exh992_05.jpg
    <TEXT>
    Document 8 - file: exh992_05.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>9
    <FILENAME>exh992_06.jpg
    <TEXT>
    Document 9 - file: exh992_06.jpg

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>10
    <FILENAME>exh992_07.jpg
    <TEXT>
    Document 10 - file: exh992_07.jpg

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>11
    <FILENAME>exh992_08.jpg
    <TEXT>
    Document 11 - file: exh992_08.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>12
    <FILENAME>exh992_09.jpg
    <TEXT>
    Document 12 - file: exh992_09.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>13
    <FILENAME>exh992_10.jpg
    <TEXT>
    Document 13 - file: exh992_10.jpg

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>14
    <FILENAME>exh992_11.jpg
    <TEXT>
    Document 14 - file: exh992_11.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>15
    <FILENAME>exh992_12.jpg
    <TEXT>
    Document 15 - file: exh992_12.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>16
    <FILENAME>exh992_13.jpg
    <TEXT>
    Document 16 - file: exh992_13.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>17
    <FILENAME>exh992_14.jpg
    <TEXT>
    Document 17 - file: exh992_14.jpg

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