Exhibit 32

AMERICAN FINANCIAL GROUP, INC. 10-Q

EXHIBIT 32

CERTIFICATION OF CHIEF EXECUTIVE OFFICER AND CHIEF FINANCIAL OFFICER

Pursuant to section 906 of the Sarbanes-Oxley Act of 2002

In connection with the filing with the Securities and Exchange Commission of the Quarterly Report of American Financial Group, Inc. (the “Company”) on Form 10-Q for the period ended March 31, 2011 (the “Report”), the undersigned officers of the Company, certify, pursuant to section 906 of the Sarbanes-Oxley Act of 2002, that to the best of their knowledge:

(1) The Report fully complies with the requirements of section 13(a)or 15(d) of the Securities Act of 1934; and

(2) The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company.

May 9, 2011 Date	BY:	/s/ S. Craig Lindner S. Craig Lindner
		Co-Chief Executive Officer
May 9, 2011 Date	BY:	/s/ Carl H. Lindner III Carl H. Lindner III
		Co-Chief Executive Officer
May 9, 2011 Date	BY:	/s/ Keith A. Jensen Keith A. Jensen
		Senior Vice President
		(principal financial and
		accounting officer)

A signed original of this written statement will be retained by the Registrant and
furnished to the Securities and Exchange Commission or its staff upon request.