John Timothy Flaherty
- Bats Right, Throws Right
- Height 6' 1", Weight 195 lb.
- School George Washington University
- High School St. Joseph's Regional High School
- Debut April 12, 1992
- Final Game October 1, 2005
- Born October 21, 1967 in New York, NY USA
John Flaherty is the top major league player to come out of George Washington University.