Ten Broeck (June 29, 1872 - June 28, 1887) was an American U.S. Racing Hall of Fame Thoroughbred racehorse whose 1878 match race win in Louisville against the great California mare, Mollie McCarty was immortalized in the Kentucky folk song commonly called Molly and Tenbrooks. Bred by John Harper at his farm near Midway, Kentucky, Ten Broeck was sired by United Kingdom import Phaeton, a son of Baron Mayer de Rothschild's stallion, King Tom. Ten Broeck's dam was Fannie Holton. On John Harper's death, the horse became the property of his nephew, Frank B. Harper.