Patrick Alan "Pat" Day (born October 13, 1953, in Brush, Colorado) is a retired American jockey. He is a four-time winner of the Eclipse Award for Outstanding Jockey and was inducted into the National Museum of Racing and Hall of Fame in 1991 and the Arkansas Sports Hall of Fame in 1999. Day won nine Triple Crown races and 12 Breeders' Cup races. He was once the leader for career Breeders' Cup wins though he was later surpassed as the events were expanded after he retired.