William John McCarthy (February 14, 1886 – February 4, 1928) was a professional baseball catcher. He played parts of two seasons in Major League Baseball, for the Boston Beaneaters in 1905 and the Cincinnati Reds in 1907. He attended Fordham University.
Bill McCarthy
| Given name: | William John McCarthy |
| Nicknames: | None |
| Primary Pos: | Catcher |
| Hght/Wght: | Unknown / None lbs |
| Bats/Throws: | None / R |
| Born: | Feb 14, 1886 in Boston, MA |
| Died: | Feb 4, 1928 in Washington, DC (41 years old) |
| Debut: | Jun 5, 1905 |