William H. Ahearn
- Bats Unknown, Throws Unknown
- Debut June 19, 1880
- Final Game June 19, 1880
- Born 1858 in Troy, NY USA
- Died April 28, 1919 in Troy, NY USA
Research by SABR members has unearthed more information about Ahearn. His first name was actually William and he was from Troy, NY. In addition to his short ballplaying career, he was a county clerk for a number of years and also worked as a collar turner, according to city directories. He died in 1919.
- "William Ahearn Found", in Bill Carle, ed.: Biographical Research Committee Report, SABR, September/October 2009, p. 1.