William Conway
William Conway may refer to:
- William Conway (bishop) (1913–1977), Roman Catholic Cardinal Archbishop of Armagh, Primate of All Ireland
- William Conway (U.S. Navy), 19th century American sailor
- William A. Conway (actor) (d. 1828), English and American actor
- William A. Conway (1910–2006), American banker
- William B. Conway (1802–1839), American lawyer and Secretary of Iowa Territory
- William C. Conway (1865–1969), leader of a Latter Day Saint sect that combined the teachings of Joseph Smith with Druidic mysticism
- William E. Conway, Jr., founder of The Carlyle Group, former CFO of MCI Communications
- William G. Conway (1929– ), American zoologist
- Bill Conway (baseball), 19th century Major League Baseball player
- Bill Conway, the singer see The Modernaires
- Billy Conway, former professional rugby league footballer
- Martin Conway, 1st Baron Conway of Allington, full name William Martin Conway, (1856–1937), English art critic and mountaineer