FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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(Print or Type Responses)

1. Name and Address of Reporting Person * MARKEL STEVEN A   2. Issuer Name and Ticker or Trading Symbol MARKEL CORP [MKL] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) Vice Chairman (Last) (First) (Middle) C/O MARKEL CORPORATION, 4521 HIGHWOODS PKWY 3. Date of Earliest Transaction (Month/Day/Year) 06/14/2007 (Street) GLEN ALLEN, VA 23060 4. If Amendment, Date Original Filed(Month/Day/Year) 6. Individual or Joint/Group Filing(Check Applicable Line) _X_ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person (City) (State) (Zip) Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned

1.Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock 06/14/2007   S   500 D $ 474.4639 1,300 I By Trust (1) Common Stock               244,667.894 D   Common Stock               1,869.275 I 401(K) Plan (2) Common Stock               4,375 I By Trust (3) Common Stock               21,859 I By Trust (4)

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 3)

2. Conversion or Exercise Price of Derivative Security

3. Transaction Date (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

4. Transaction Code (Instr. 8)

5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5)

6. Date Exercisable and Expiration Date (Month/Day/Year)

7. Title and Amount of Underlying Securities (Instr. 3 and 4)

8. Price of Derivative Security (Instr. 5)

9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)

10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)

11. Nature of Indirect Beneficial Ownership (Instr. 4)

Code

V

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
MARKEL STEVEN A C/O MARKEL CORPORATION 4521 HIGHWOODS PKWY GLEN ALLEN, VA 23060	X		Vice Chairman

Signatures

Linda S. Rotz, Attorney-in-fact for Steven A. Markel		06/14/2007
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 4(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1)	Mr. Markel is co-trustee of, and retains a partial interest in, this trust. However, Mr. Markel does not have investment discretion or voting control over any shares held in the trust and, accordingly, disclaims beneficial ownership of the shares held by the trust.
(2)	Holdings under the Markel Corporation 401(k) Plan are reported in units. The information reported herein is based on a plan statement dated as of March 30, 2007 and utilizes the closing stock price on that date of $484.83. As of 3/30/2007, a unit under the Plan represented one share of Common Stock.
(3)	Mr. Markel is trustee and retains a partial interest in the trust. The amount reported reflects all the securities held by the trust, but Mr. Markel disclaims beneficial ownership except with respect to his interest in the trust.
(4)	Mr. Markel is a trustee and partial beneficiary of a Grantor Retained Annuity Trust.

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