<SEC-DOCUMENT>0000950170-23-029442-index.html : 20230622
<SEC-HEADER>0000950170-23-029442.hdr.sgml : 20230622
<ACCEPTANCE-DATETIME>20230622165800
ACCESSION NUMBER:		0000950170-23-029442
CONFORMED SUBMISSION TYPE:	S-8
PUBLIC DOCUMENT COUNT:		4
FILED AS OF DATE:		20230622
DATE AS OF CHANGE:		20230622
EFFECTIVENESS DATE:		20230622

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			HANOVER INSURANCE GROUP, INC.
		CENTRAL INDEX KEY:			0000944695
		STANDARD INDUSTRIAL CLASSIFICATION:	FIRE, MARINE & CASUALTY INSURANCE [6331]
		IRS NUMBER:				043263626
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		S-8
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-272837
		FILM NUMBER:		231034011

	BUSINESS ADDRESS:	
		STREET 1:		440 LINCOLN ST
		CITY:			WORCESTER
		STATE:			MA
		ZIP:			01653
		BUSINESS PHONE:		5088551000

	MAIL ADDRESS:	
		STREET 1:		440 LINCOLN ST
		CITY:			WORCESTER
		STATE:			MA
		ZIP:			01653

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ALLMERICA FINANCIAL CORP
		DATE OF NAME CHANGE:	19950501
</SEC-HEADER>
<DOCUMENT>
<TYPE>S-8
<SEQUENCE>1
<FILENAME>thg-s8-espp2023.htm
<DESCRIPTION>S-8
<TEXT>
Document 1 - file: thg-s8-espp2023.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-5.1
<SEQUENCE>2
<FILENAME>thg-ex5_1.htm
<DESCRIPTION>EX-5.1
<TEXT>
Document 2 - file: thg-ex5_1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.2
<SEQUENCE>3
<FILENAME>thg-ex23_2.htm
<DESCRIPTION>EX-23.2
<TEXT>
Document 3 - file: thg-ex23_2.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-FILING FEES
<SEQUENCE>4
<FILENAME>thg-exfiling_fees.htm
<DESCRIPTION>EX-FILING FEES
<TEXT>
Document 4 - file: thg-exfiling_fees.htm

</DOCUMENT>
</SEC-DOCUMENT>