Antonio Tremaine Horne (born March 21, 1976) is a former professional football player in the National Football League (NFL). Undrafted as a walk on, he played the 1998, 1999, and 2000 seasons with the St. Louis Rams, where he was primarily used as a wide receiver and kickoff returner. In 1998, he finished sixth in the NFL with 1306 yards on kick returns, adding 892 yards in 1999, and 1379 in 11 games in 2000, when he again finished sixth in the league. Horne works as a strength and speed coach at D1 Sports Training in Greenville. He attended Richmond Senior High in Rockingham, North Carolina, where he was a quarterback and a wide receiver in college at the Clemson University. In 2001, he signed on as a free agent with the Kansas City Chiefs before suffering a knee injury during that preseason that ended his pro career.