Thomas Francis Dennehey
- Bats Left, Throws Left
- Height 5' 10", Weight 180 lb.
- Debut April 21, 1923
- Final Game May 8, 1923
- Born May 12, 1899 in Philadelphia, PA USA
- Died August 8, 1977 in Philadelphia, PA USA
Tod Dennehey was given a shot in left field with the Philadelphia Phillies in 1923. He was a Philadelphia boy. Eventually Johnny Mokan, who hadn't previously been much of a hitter, would win the job and go on to hit .300 several times for the Phillies.