Roger Sylvis Mahoney (July 19, 1906 â March 12, 1981) was an American football player. He played college football for Penn State and in the National Football League (NFL) as a center, guard and end for the Frankford Yellow Jackets (1928âÂÂ1930) and Minneapolis Red Jackets (1930). He appeared in 42 NFL games, 30 as a starter.