Frank Killen
- Given Name
- Frank Bissell
- Nickname(s)
- Lefty
- Born
- 11/30/1870 — Pittsburgh, PA, USA
- Died
- 12/3/1939 — Pittsburgh, PA, USA
- Weight
- 200 lbs
- Height
- 6' 1"
- Throws
- L
- Bats
- L
- Team(s)
- Milwaukee Brewers (1891)Washington Senators (1892–1899)Pittsburgh Pirates (1893–1898)Boston Beaneaters (1899)Chicago Orphans (1900)
- Debut
- 1891-08-27
- Final Game
- 1900-06-27
- Gravesite
- Find-a-Grave
20-Loss Seasons
1892 · Washington SenatorsW29L26ERA3.31WHIP1.371
1897 · Pittsburgh PiratesW17L23ERA4.46WHIP1.461