Foxhall Parker Keene was an American thoroughbred race horse owner and breeder, a world and Olympic gold medallist in polo and an amateur tennis player. He was rated the best all-around polo player in the United States for eight consecutive years, a golfer who competed in the U.S. Open, and a pioneer racecar driver who vied for the Gordon Bennett Cup. In addition to his substantial involvement in flat racing, he was also a founding member of the National Steeplechase Association.

James Robert Keene was a Wall Street stockbroker and a major thoroughbred race horse owner and breeder.