The Donn Handicap is an American Thoroughbred horse race run annually in late January/early February at Gulfstream Park in Hallandale Beach, Florida.The race is named after the Donn family, who for many years owned and operated the racetrack.The Donn Handicap is a Grade I race open to horses four years old and up. It is raced on dirt over a distance of one and one-eighth miles and currently offers a $500,000 purse.