Born: November 30, 1870|
Died: December 3, 1939 69) (aged|
|August 27, 1891, for the Milwaukee Brewers|
|Last MLB appearance|
|June 27, 1900, for the Chicago Orphans|
|Earned run average||3.78|
|Career highlights and awards|
Frank Bissell "Lefty" Killen (November 30, 1870 – December 3, 1939) was a professional baseball player. He was a left-handed pitcher over parts of ten seasons (1891–1900) with the Milwaukee Brewers, Washington Senators (NL), Pittsburgh Pirates, Boston Beaneaters and Chicago Orphans.
In 1893, Killen posted a league-best 36 victories against 14 defeats. No left-hander in NL history has won as many games since then. He was the National League wins leader in 1893 and 1896 with Pittsburgh, leading the league in complete games and shutouts in 1896.
He was born and later died in Pittsburgh, Pennsylvania, at the age of 69.
- Career statistics and player information from Baseball-Reference, or Baseball-Reference (Minors)
- Frank Killen at Find a Grave