Martin Van Buren Walker
- Bats Left, Throws Left
- Height 6' 0", Weight 170 lb.
- Debut September 30, 1928
- Final Game September 30, 1928
- Born March 27, 1899 in Philadelphia, PA USA
- Died April 24, 1978 in Philadelphia, PA USA
Martin Van Buren "Marty" Walker appeared in the majors in 1928 for one game as a pitcher, unfortunately getting no one out. He was 29 at the time. Born in Philadelphia, PA, he appeared for the 1928 Philadelphia Phillies in their last game of the year.
The Minor League Database does not show him as playing games in the minors.