Tom Cheney, pitching for the Washington Senators. He struck out 21 Baltimore Orioles in a 16 inning complete game victory September 12th 1962.
Since then, Roger Clemens and Kerry Wood are currently tied. Clemens struck out 20 in a game in both 1986 and 1996. Wood struck out 20 in a game in 1998. Randy Johnson struck out 20 over nine innings in a game during the 2001 season, but is not recognized as a record-holder because he was removed from the game which took 11 innings to complete.
Randy Johnson has the most strikeouts by a left handed pitcher. He also has the second most strikeouts all-time and over 300 wins.
He was a famous major league left handed pitcher. He has the second most lifetime strikeouts of any left handed pitcher.
Randy Johnson has the most career strikeouts for a left handed pitcher with 4,875 second all time behind Nolan Ryan with 5,714.
A left-handed pitcher is called a "southpaw".
Al Smith - left-handed pitcher - died in 1977.
Al Smith - left-handed pitcher - was born in 1907.
Craig Anderson - left-handed pitcher - was born in 1980.
In baseball, left-handed batters typically have an advantage when facing a right-handed pitcher.
Jim Johnson - left-handed pitcher - died on 1987-12-06.
Jim Johnson - left-handed pitcher - was born on 1945-11-03.
Scott Baker - left-handed pitcher - was born on 1970-05-18.
Chris George - left-handed pitcher - was born on 1979-09-16.