Lou Mahaffey
- Given Name
- Louis Wood
- Born
- 1/3/1874 — Dayton, KY, USA
- Died
- 10/26/1949 — Torrance, CA, USA
- Weight
- 170 lbs
- Height
- 5' 9"
- Throws
- R
- Bats
- R
- Team(s)
- Louisville Colonels (1898)
- Debut
- 1898-04-26
- Final Game
- 1898-04-26
Box score · 1898 · Louisville Colonels
Batting
AB4R0H02B03B0HR0RBI0BB1SO1SB0
Pitching
IP9.0H10ER3BB5SO1W0L1