Reddy Mack debuted on September 16, 1885, playing for the Louisville Colonels at Eclipse Park I; he played his final game on September 30, 1890, playing for the Baltimore Orioles at Oriole Park.
Reddy Foster debuted on June 3, 1896, playing for the at ; he played his final game on June 3, 1896, playing for the at .
Mack Allison debuted on September 13, 1911 and played his final game on August 20, 1913.
Mack Burk debuted on May 25, 1956 and played his final game on June 22, 1958.
NBA player Shelvin Mack played for Butler.
NFL player Alex Mack played for California.
NFL player Elbert Mack played for Troy.
Mack Burk debuted on May 25, 1956, playing for the Philadelphia Phillies at Connie Mack Stadium; he played his final game on June 22, 1958, playing for the at .
Reddy Grey debuted on May 28, 1903, playing for the Pittsburgh Pirates at Exposition Park; he played his final game on May 28, 1903, playing for the Pittsburgh Pirates at Exposition Park.
NFL player Khalil Mack played for Buffalo.
Quinn Mack debuted on June 16, 1994, playing for the Seattle Mariners at Kingdome; he played his final game on June 21, 1994, playing for the Seattle Mariners at Kingdome.
Mack Jones debuted on July 13, 1961, playing for the Milwaukee Braves at County Stadium; he played his final game on July 1, 1971, playing for the Montreal Expos at Jarry Park.
Connie Mack debuted on September 11, 1886, playing for the Washington Nationals at Swampdoodle Grounds; he played his final game on August 29, 1896, playing for the Pittsburgh Pirates at Exposition Park.