Ambassador of Luck (1979–1994) was an American Thoroughbred racehorse who was voted the 1983 American Champion Older Female Horse. In her Championship season, she broke the stakes record in winning the Molly Pitcher Handicap at Monmouth Park Racetrack and equalled the stakes record when she won the Ballerina Stakes at Saratoga Race Course. When her racing career was over Ambassador of Luck served as a broodmare, producing eight foals. One of her colts, Alydavid, sold as a weanling for $400,000. Ambassador of Luck died on February 9, 1994 as a result of foaling complications.