8-K

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, DC 20549

FORM 8-K

CURRENT REPORT

PURSUANT TO SECTION 13 OR 15(d) OF THE

SECURITIES EXCHANGE ACT OF 1934

Date of Report (Date of earliest event reported)  February 10, 2010

ZENITH NATIONAL INSURANCE CORP.

(Exact name of registrant as specified in its charter)

Delaware	1-9627	95-2702776
(State or other jurisdiction	(Commission	(IRS Employer
of incorporation)	File Number)	Identification No.)

21255 Califa Street, Woodland Hills, CA	91367-5021
(Address of principal executive offices)	(Zip Code)

Registrant’s telephone number, including area code (818) 713-1000

Not Applicable

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

o    Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

o    Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

o    Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

o    Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Item 7.01.  Regulation FD Disclosure

On February 10, 2010 Zenith National Insurance Corp., the Registrant, issued a press release announcing the declaration of a regular quarterly cash dividend of $0.50 per share on its outstanding shares of common stock.  A copy of the press release is furnished as Exhibit 99.1 to this report.

Item 9.01.  Financial Statements and Exhibits.

(a)  Not applicable

(b)  Not applicable

(c)  Not applicable

(d)  Exhibits

The following exhibit is furnished as part of this Current Report:

Number	Exhibit
99.1	Press Release of Zenith National Insurance Corp. dated February 10, 2010

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934 the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

		ZENITH NATIONAL INSURANCE CORP.
Dated:	February 10, 2010	By:	/s/ Kari L. Van Gundy
			Name:	Kari L. Van Gundy
			Title:	Executive Vice President
				and Chief Financial Officer

Exhibit Index

Number	Exhibit
99.1	Press Release of Zenith National Insurance Corp. dated February 10, 2010

2

EX-99.1

Exhibit 99.1

PRESS RELEASE

BUSINESS AND FINANCIAL EDITORS	WILLIAM J. OWEN
FOR IMMEDIATE RELEASE	Senior Vice President,
	Investor Relations
	818-676-3936

ZENITH DECLARES QUARTERLY DIVIDEND

WOODLAND HILLS, CALIFORNIA, February 10, 2010.  ..  .  .  ..  .  .  ..  .  .  ..  .  .  ..  .  .  Zenith National Insurance Corp. (NYSE:ZNT) today declared a regular quarterly cash dividend of $0.50 per share on its outstanding shares of common stock.  The dividend is payable May 14, 2010 to stockholders of record at the close of business on April 30, 2010.