William Frazer may refer to:
Willie Frazer (1960–2019), Loyalist campaigner from Northern Ireland Will Frazer, former coach of the Buchholz High School math team and current director of The Frazer School in Gainesville, Florida. William Frazer (sport shooter) (1884–1963), United States sportsman William C. Frazer (1776–1836), United States territorial judge William Miller Frazer (1864–1961), Scottish landscape painter William Frazer (Australian politician) for Electoral district of Creswick
See also William Fraser (disambiguation) Willie Frazier, American football player Frazer Will, Canadian athlete