Mickey Haefner
- Given Name
- Milton Arnold
- Nickname(s)
- Mickey
- Born
- 10/9/1912 — Lenzburg, IL, USA
- Died
- 1/3/1995 — New Athens, IL, USA
- Weight
- 160 lbs
- Height
- 5' 8"
- Throws
- L
- Bats
- L
- Team(s)
- Washington Senators (1943–1949)Chicago White Sox (1949–1950)Boston Braves (1950)
- Debut
- 1943-04-22
- Final Game
- 1950-09-28
- Gravesite
- Find-a-Grave