Frank Duffy debuted on September 4, 1970 and played his final game on May 11, 1979.
Frank Duffy debuted on September 4, 1970, playing for the Cincinnati Reds at Crosley Field/Riverfront Stadium; he played his final game on May 11, 1979, playing for the Boston Red Sox at Fenway Park II.
Frank Duffy played in 6 games at designated hitter for the Boston Red Sox in 1978, starting in none of them. , equivalent to 0 errors per game (estimate based on total games played in).
Bernie Duffy debuted on September 20, 1913 and played his final game on September 27, 1913.
Chris Duffy debuted on April 7, 2005 and played his final game on May 14, 2009.
Danny Duffy debuted on May 18, 2011 and played his final game on September 7, 2013.
Ed Duffy debuted on May 8, 1871 and played his final game on October 30, 1871.
Hugh Duffy debuted on June 23, 1888 and played his final game on April 13, 1906.
Hugh Duffy debuted on June 23, 1888, playing for the Chicago White Stockings at West Side Park I; he played his final game on April 13, 1906, playing for the at .
Bernie Duffy debuted on September 20, 1913, playing for the Pittsburgh Pirates at Forbes Field; he played his final game on September 27, 1913, playing for the Pittsburgh Pirates at Forbes Field.
Chris Duffy debuted on April 7, 2005, playing for the Pittsburgh Pirates at PNC Park; he played his final game on May 14, 2009, playing for the Milwaukee Brewers at Miller Park.
Frank Abercrombie debuted on October 21, 1871 and played his final game on October 21, 1871.
Frank Allen debuted on April 24, 1912 and played his final game on September 19, 1917.