    <SEC-DOCUMENT>0001096343-23-000064-index.html : 20230330
    <SEC-HEADER>0001096343-23-000064.hdr.sgml : 20230330
    <ACCEPTANCE-DATETIME>20230330074612
    ACCESSION NUMBER:		0001096343-23-000064
    CONFORMED SUBMISSION TYPE:	DEFA14A
    PUBLIC DOCUMENT COUNT:		3
    FILED AS OF DATE:		20230330
    DATE AS OF CHANGE:		20230330

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			MARKEL CORP
    		CENTRAL INDEX KEY:			0001096343
    		STANDARD INDUSTRIAL CLASSIFICATION:	FIRE, MARINE & CASUALTY INSURANCE [6331]
    		IRS NUMBER:				541959284
    		STATE OF INCORPORATION:			VA
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		DEFA14A
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-15811
    		FILM NUMBER:		23777177

    	BUSINESS ADDRESS:
    		STREET 1:		4521 HIGHWOODS PARKWAY
    		CITY:			GLEN ALLEN
    		STATE:			VA
    		ZIP:			23060-6148
    		BUSINESS PHONE:		8047470136

    	MAIL ADDRESS:
    		STREET 1:		4521 HIGHWOODS PKWY
    		CITY:			GLEN ALLEN
    		STATE:			VA
    		ZIP:			23060

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	MARKEL HOLDINGS INC
    		DATE OF NAME CHANGE:	19991005
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>DEFA14A
    <SEQUENCE>1
    <FILENAME>markelproxynoticeofinterne.htm
    <DESCRIPTION>DEFA14A
    <TEXT>
    Document 1 - file: markelproxynoticeofinterne.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>2
    <FILENAME>markelcorporation_naxz8398.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 2 - file: markelcorporation_naxz8398.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>3
    <FILENAME>markelcorporation_naxz8398a.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 3 - file: markelcorporation_naxz8398a.jpg

    </DOCUMENT>
    </SEC-DOCUMENT>