Michael Joseph Haslin
- Bats Right, Throws Right
- Height 5' 8", Weight 165 lb.
- Debut September 7, 1933
- Final Game October 2, 1938
- Born October 31, 1909 in Wilkes-Barre, PA USA
- Died March 7, 2002 in Wilkes-Barre, PA USA
Mickey Haslin played six seasons in the National League. His best season with the bat was his last one, when he hit .324 in 102 at-bats. In his one year as an everyday player, he was the shortstop for the 1935 Phillies.
In the minors during various years between 1930 and 1943, he hit .311.