Thomas Joseph Whelan (January 3, 1894 – June 26, 1957) was a professional football player who spent three years in the American Professional Football Association, the forerunner to the National Football League, with the Canton Bulldogs in 1919 and 1920, winning the national championship alongside Jim Thorpe. He then played with the Cleveland Tigers in 1921. He was also a professional baseball player in the National League for the Boston Braves, at first base in 1920.