Jack Keenan
- Given Name
- John M.
- Born
- 1/1/1869 — Louisville, KY, USA
- Died
- 12/21/1909 — Covington, KY, USA
- Weight
- 140 lbs
- Height
- 5' 7"
- Throws
- R
- Team(s)
- Cincinnati Kelly's Killers (1891)
- Debut
- 1891-08-11
- Final Game
- 1891-08-11
Box score · 1891 · Cincinnati Kelly's Killers
Batting
AB4R1H22B03B0HR0RBI1BB0SO1SB1
Pitching
IP8.0H6ER0BB4SO5W0L1