Bill Abstein debuted on September 25, 1906 and played his final game on June 2, 1910.
Bill Abstein debuted on September 25, 1906, playing for the Pittsburgh Pirates at Exposition Park; he played his final game on June 2, 1910, playing for the St. Louis Browns at Sportsman's Park IV.
The worst baseball player of all time probably does not play professional baseball. Bill Bergen is listed among the worst professional baseball players of all time.
Bill Atkinson debuted on September 18, 1976 and played his final game on September 26, 1979.
Bill Dickey debuted on August 15, 1928 and played his final game on September 8, 1946.
Bill Abernathie debuted on September 27, 1952 and played his final game on September 27, 1952.
Bill Akers debuted on September 8, 1929 and played his final game on July 27, 1932.
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.
Bill Andrus debuted on September 19, 1931 and played his final game on May 11, 1937.
Bill Antonello debuted on April 30, 1953 and played his final game on September 27, 1953.
Bill Atwood debuted on April 15, 1936 and played his final game on September 29, 1940.
Bill Ayers debuted on April 17, 1947 and played his final game on July 13, 1947.