CHICAGO, Jan. 13 /PRNewswire-FirstCall/ -- Aon Corporation (NYSE: AOC) today announced that the Board of Directors has declared a quarterly cash dividend of $0.15 per share on outstanding common stock. The dividend is payable on February 16, 2009 to shareholders of record on February 2, 2009.

About Aon

Aon Corporation (NYSE: AOC) is the leading global provider of risk management services, insurance and reinsurance brokerage, human capital and management consulting. Through its 36,000 colleagues worldwide, Aon readily delivers distinctive client value via innovative and effective risk management and workforce productivity solutions. Our industry-leading global resources, technical expertise and industry knowledge are delivered locally through more than 500 offices in more than 120 countries. Aon was named the world's best broker by Euromoney magazine's 2008 Insurance Survey. In 2008, Aon ranked highest on the Business Insurance ranking of the world's largest insurance brokers based on commercial retail, wholesale, reinsurance and personal lines brokerage revenues. Aon also was ranked by A.M. Best as the number one insurance broker based on brokerage revenues in 2007 and 2008, and was voted best insurance intermediary, best reinsurance intermediary, and best employee benefits consulting firm in 2007 and 2008 by the readers of Business Insurance. For more information on Aon, log onto http://www.aon.com/.

     Investor Contact:
     Scott Malchow
     Vice President, Investor Relations
     312-381-3983
     Media Contact:
     David Prosperi
     Vice President, Global Public Relations
     312-381-2485

SOURCE Aon Corporation