Thomas Michael Cousineau (born May 6, 1957) is an American former college and professional football player who was a linebacker in the Canadian Football League (CFL) and National Football League (NFL) for nine seasons during the 1970s and 1980s. He played college football for Ohio State University, and twice earned All-American honors. He was the first overall pick of the 1979 NFL Draft, and played professionally for the CFL's Montreal Alouettes and the NFL's Cleveland Browns and San Francisco 49ers.