<SEC-DOCUMENT>0001193125-20-156678-index.html : 20200601
<SEC-HEADER>0001193125-20-156678.hdr.sgml : 20200601
<ACCEPTANCE-DATETIME>20200601091302
ACCESSION NUMBER:		0001193125-20-156678
CONFORMED SUBMISSION TYPE:	SD
PUBLIC DOCUMENT COUNT:		2
<RULE>
<RULE-NAME>13p-1
<ITEM>
<ITEM-NUMBER>1.01
<ITEM-PERIOD>20191231
</ITEM>
<ITEM>
<ITEM-NUMBER>1.02
<ITEM-PERIOD>20191231
</ITEM>
</RULE>
FILED AS OF DATE:		20200601
DATE AS OF CHANGE:		20200601

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ALLEGHANY CORP /DE
		CENTRAL INDEX KEY:			0000775368
		STANDARD INDUSTRIAL CLASSIFICATION:	FIRE, MARINE & CASUALTY INSURANCE [6331]
		IRS NUMBER:				271354706
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SD
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-09371
		FILM NUMBER:		20931251

	BUSINESS ADDRESS:	
		STREET 1:		1411 BROADWAY
		STREET 2:		34TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10018
		BUSINESS PHONE:		212-508-8130

	MAIL ADDRESS:	
		STREET 1:		1411 BROADWAY
		STREET 2:		34TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10018

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ALLEGHANY FINANCIAL CORP
		DATE OF NAME CHANGE:	19870115
</SEC-HEADER>
<DOCUMENT>
<TYPE>SD
<SEQUENCE>1
<FILENAME>d913150dsd.htm
<DESCRIPTION>FORM SD
<TEXT>
Document 1 - file: d913150dsd.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-1.01
<SEQUENCE>2
<FILENAME>d913150dex101.htm
<DESCRIPTION>EX-1.01
<TEXT>
Document 2 - file: d913150dex101.htm

</DOCUMENT>
</SEC-DOCUMENT>