William Bogart may refer to:
William Henry Bogart (1810–1888), American politician and historian William G. Bogart (1903–1977), American writer William Bogart (1936–2005), stage name of Italian actor Guglielmo Spoletini who appeared in westerns (Death Knows No Time)
See also William Bogert (1936–2020), American character actor Bogart (disambiguation)