George Gund III (May 7, 1937 – January 15, 2013) was an American businessman and sports entrepreneur. Gund was born in Cleveland, Ohio, on May 7, 1937, to Jessica Roesler and George Gund II, a powerful banker in Cleveland. A high-school dropout, Gund joined the United States Marines in 1955 when he was 18 years old. His early years in the Marines brought him to the city of San Francisco, where he soon took up residence. Gund died on January 15, 2013, at the age of 75 after a lengthy battle with stomach cancer.