Frank "Pancho" Martin (December 3, 1925 – July 18, 2012) was a United States' Hall of Fame trainer of Thoroughbred racehorses. He is often remembered as the trainer of Sham, the horse that placed second to Secretariat in two legs of the 1973 U. S. Triple Crown series. Martin was the racing industry's leading purse winner in 1974 and the leading trainer in New York state from 1973 to 1982.