James Wallace O'Connor was an American competition swimmer and water polo player for Stanford University who played internationally for the United States at four Olympiads, which included the 1924, 1928, 1932 and 1936 Olympics. He won a gold medal in the 1924 Paris Olympics for swimming in the world record setting U.S. 4x200 freestyle relay, and took home a bronze medal for Water Polo in both the 1924 and 1932 Olympics. He is rated by many sports historians as the greatest American Water Polo player of all time for his Collegiate and Olympic achievements in the sport.