Mickey Harrington debuted on July 10, 1963, playing for the at ; he played his final game on July 10, 1963, playing for the at .
Andy Harrington debuted on September 8, 1913, playing for the Cincinnati Reds at Crosley Field; he played his final game on September 8, 1913, playing for the Cincinnati Reds at Crosley Field.
Jerry Harrington debuted on April 30, 1890, playing for the Cincinnati Reds at League Park I in Cincinnati; he played his final game on June 19, 1893, playing for the Louisville Colonels at Eclipse Park II.
Bill Harrington played in 23 games at pitcher for the Kansas City Athletics in 1956, starting in 1 of them. He played for a total of 119 outs, equivalent to 4.41 9-inning games. He made 3 putouts, had 5 assists, and committed no errors, equivalent to 0 errors per 9-inning game. He had one double play.
Joe Harrington debuted on September 10, 1895, playing for the Boston Beaneaters at South End Grounds III; he played his final game on July 20, 1896, playing for the Boston Beaneaters at South End Grounds III.
Bill Abernathie debuted on September 27, 1952 and played his final game on September 27, 1952.
Bill Abstein debuted on September 25, 1906 and played his final game on June 2, 1910.
Bill Ahearn debuted on June 19, 1880 and played his final game on June 19, 1880.
Bill Akers debuted on September 8, 1929 and played his final game on July 27, 1932.
Bill Allison debuted on May 21, 1872 and played his final game on July 4, 1872.
Bill Almon debuted on September 2, 1974 and played his final game on June 14, 1988.
Bill Anderson debuted on September 10, 1925 and played his final game on September 17, 1925.