<SEC-DOCUMENT>0000050725-22-000056-index.html : 20220531
<SEC-HEADER>0000050725-22-000056.hdr.sgml : 20220531
<ACCEPTANCE-DATETIME>20220531161848
ACCESSION NUMBER:		0000050725-22-000056
CONFORMED SUBMISSION TYPE:	SD
PUBLIC DOCUMENT COUNT:		2
<RULE>
<RULE-NAME>13p-1
<ITEM>
<ITEM-NUMBER>1.01
<ITEM-PERIOD>20211231
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<ITEM>
<ITEM-NUMBER>1.02
<ITEM-PERIOD>20211231
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FILED AS OF DATE:		20220531
DATE AS OF CHANGE:		20220531

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			GRIFFON CORP
		CENTRAL INDEX KEY:			0000050725
		STANDARD INDUSTRIAL CLASSIFICATION:	METAL DOORS, SASH, FRAMES, MOLDING & TRIM [3442]
		IRS NUMBER:				111893410
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0930

	FILING VALUES:
		FORM TYPE:		SD
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-06620
		FILM NUMBER:		22983508

	BUSINESS ADDRESS:	
		STREET 1:		712 FIFTH AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10019
		BUSINESS PHONE:		2129575000

	MAIL ADDRESS:	
		STREET 1:		712 FIFTH AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10019

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	INSTRUMENT SYSTEMS CORP /DE/
		DATE OF NAME CHANGE:	19920703
</SEC-HEADER>
<DOCUMENT>
<TYPE>SD
<SEQUENCE>1
<FILENAME>griffonformsddecember312021.htm
<DESCRIPTION>SD
<TEXT>
Document 1 - file: griffonformsddecember312021.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-1.01
<SEQUENCE>2
<FILENAME>exhibit101cmr.htm
<DESCRIPTION>EX-1.01
<TEXT>
Document 2 - file: exhibit101cmr.htm

</DOCUMENT>
</SEC-DOCUMENT>