Jerry Koosman
- Given Name
- Jerome Martin
- Nickname(s)
- Kooz
- Born
- 12/23/1942 — Appleton, MN, USA
- Weight
- 205 lbs
- Height
- 6' 2"
- Throws
- L
- Bats
- R
- Team(s)
- New York Mets (1967–1978)Minnesota Twins (1979–1981)Chicago White Sox (1981–1983)Philadelphia Phillies (1984–1985)
- Debut
- 1967-04-14
- Final Game
- 1985-08-21
20-Loss Season
1977 · New York MetsW8L20ERA3.49WHIP1.218