Larry Mahan (born November 21, 1943, in Salem, Oregon) is an American former professional rodeo cowboy. He won six World All-Around Championships and two Bull Riding World Championships in the Professional Rodeo Cowboys Association (PRCA) circuit at the National Finals Rodeo (NFR). The ProRodeo Hall of Fame inducted him in 1979 in the all-around category. It also inducted him as a Legend of ProRodeo in 2010.