Thomas Francis Fennell (May 25, 1875 – November 4, 1936)[1] was an American college football player and coach.

Fennell played football at Cornell University, where he is a member of their Athletic Hall of Fame.

In November 1910, he ran on the Republican ticket for New York State Treasurer but was defeated.

The Cornell Hall of Fame states that Fennell rowed on the 1895 crew that participated in England's Henley Regatta.

Fennell was Penn State's first full-time head football coach and served in that capacity from 1904 to 1908, compiling a five-year record of 33-17-1, with his [19]06 team going 8-1-1.