Terry Mulholland debuted on June 8, 1986, playing for the San Francisco Giants at Candlestick Park; he played his final game on June 3, 2006, playing for the Arizona Diamondbacks at Chase Field.
Greg Mullins debuted on September 18, 1998, playing for the Milwaukee Brewers at County Stadium; he played his final game on September 22, 1998, playing for the Milwaukee Brewers at County Stadium.
Mike O'Neill debuted on September 20, 1901, playing for the St. Louis Cardinals at Robison Field; he played his final game on October 6, 1907, playing for the Cincinnati Reds at Palace of the Fans.
Mike Muldoon debuted on May 1, 1882, playing for the Cleveland Blues at Kennard Street Park; he played his final game on October 10, 1886, playing for the Baltimore Orioles at Oriole Park.
Joe Mulligan debuted on June 28, 1934, playing for the Boston Red Sox at Fenway Park II; he played his final game on September 30, 1934, playing for the Boston Red Sox at Fenway Park II.
Mike Buddie debuted on April 6, 1998 and played his final game on May 26, 2002.
Mike Burke debuted on May 1, 1879 and played his final game on July 19, 1879.
Mike Burns debuted on May 13, 2005 and played his final game on September 22, 2009.
Mike Cantwell debuted on September 17, 1916 and played his final game on May 22, 1920.
Mike Caruso debuted on March 31, 1998 and played his final game on August 9, 2002.
mike lieberthal
Mike Ekstrom debuted on September 10, 2008 and played his final game on August 12, 2012.
Mike Fetters debuted on September 1, 1989 and played his final game on September 16, 2004.
Mike Buddie debuted on April 6, 1998 and played his final game on May 26, 2002.
Mike Burke debuted on May 1, 1879 and played his final game on July 19, 1879.
Mike Burns debuted on May 13, 2005 and played his final game on September 22, 2009.
Mike Cantwell debuted on September 17, 1916 and played his final game on May 22, 1920.
Mike Caruso debuted on March 31, 1998 and played his final game on August 9, 2002.
Mike Christopher debuted on September 10, 1991 and played his final game on May 11, 1996.
Mike Cook debuted on July 1, 1986 and played his final game on October 3, 1993.
Mike Ferraro debuted on September 6, 1966 and played his final game on October 4, 1972.
Mike Fitzgerald debuted on June 20, 1911 and played his final game on September 2, 1918.