Bill Gray debuted on May 14, 1890, playing for the Philadelphia Phillies at Philadelphia Baseball Grounds; he played his final game on October 13, 1898, playing for the Pittsburgh Pirates at Exposition Park.
NBA player Aaron Gray played for Pittsburgh.
NFL player MarQueis Gray played for Minnesota.
NFL player Cyrus Gray played for Texas A&M.
NFL player Jonas Gray played for Notre Dame.
NFL player Carlos Gray played for North Carolina State.
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.