Gabby Hartnett
- Given Name
- Charles Leo
- Nickname(s)
- Gabby, Old Tomato Face
- Born
- 12/20/1900 — Woonsocket, RI, USA
- Died
- 12/20/1972 — Park Ridge, IL, USA
- Weight
- 195 lbs
- Height
- 6' 1"
- Throws
- R
- Bats
- R
- Team(s)
- Chicago Cubs (1922–1940)New York Giants (1941)
- Debut
- 1922-04-12
- Final Game
- 1941-09-24
- Gravesite
- Find-a-Grave