Lefty Houtz debuted on July 23, 1899, playing for the Cincinnati Reds at League Park II in Cincinnati; he played his final game on July 26, 1899, playing for the Cincinnati Reds at League Park II in Cincinnati.
Lefty Atkinson debuted on August 5, 1927 and played his final game on August 5, 1927.
Lefty Bertrand debuted on April 15, 1936 and played his final game on April 15, 1936.
Lefty Davis debuted on April 18, 1901 and played his final game on July 16, 1907.
Lefty Clarke debuted on October 2, 1921 and played his final game on October 2, 1921.
Lefty Atkinson debuted on August 5, 1927, playing for the at ; he played his final game on August 5, 1927, playing for the at .
Lefty Johnson debuted on June 27, 1884, playing for the Philadelphia Keystones at ; he played his final game on April 27, 1892, playing for the Baltimore Orioles at Union Park.
Lefty Bertrand debuted on April 15, 1936, playing for the Philadelphia Phillies at Baker Bowl; he played his final game on April 15, 1936, playing for the Philadelphia Phillies at Baker Bowl.
Lefty Clarke debuted on October 2, 1921, playing for the Cincinnati Reds at Crosley Field; he played his final game on October 2, 1921, playing for the Cincinnati Reds at Crosley Field.
Lefty Russell debuted on October 1, 1910, playing for the Philadelphia Athletics at Shibe Park; he played his final game on May 28, 1912, playing for the Philadelphia Athletics at Shibe Park.
Lefty Scott debuted on June 15, 1945, playing for the Philadelphia Phillies at Shibe Park; he played his final game on July 12, 1945, playing for the Philadelphia Phillies at Shibe Park.
Lefty Smoll debuted on April 26, 1940, playing for the Philadelphia Phillies at Shibe Park; he played his final game on September 12, 1940, playing for the Philadelphia Phillies at Shibe Park.
Lefty Taber debuted on September 4, 1926, playing for the Philadelphia Phillies at Baker Bowl; he played his final game on September 30, 1927, playing for the Philadelphia Phillies at Baker Bowl.