William Conroy may refer to: Bill Conroy (catcher) (1915–1997), Major League Baseball catcher Bill Conroy (infielder) (1899–1970), Major League Baseball infielder Will Conroy (born 1982), American basketball player William Conroy (murderer) (1857–1887), last person to be hanged at the Perth Gaol William Jackson Conroy (1849–1915), miller, farmer and politician in Quebec