when was the last time somebody won the triple crown
Triple Crown of Thoroughbred Racing (United States) Only twelve horses have won the Triple Crown: Sir Barton (1919), Gallant Fox (1930), Omaha (1935), War Admiral (1937), Whirlaway (1941), Count Fleet (1943), Assault (1946), Citation (1948), Secretariat (1973), Seattle Slew (1977), Affirmed (1978), and American Pharoah (2015).