Henry Anton Heitmann
- Bats Right, Throws Right
- Height 6' 0", Weight 175 lb.
- Debut July 27, 1918
- Final Game July 27, 1918
- Born October 6, 1896 in Albany, NY USA
- Died December 15, 1958 in Brooklyn, NY USA
Harry Heitmann pitched briefly for the 1918 Brooklyn Robins, a team on which Burleigh Grimes was the star pitcher. Heitmann was also with the Rochester Hustlers that year, leading the league with a 1.32 ERA, and going 17-6.
Heitmann was also in the Navy that year.