William Hayes
Appearance
William Hayes may refer to:
- William Hayes (American football) (born 1985), American football player
- William Hayes (composer) (1708–1777), organist, conductor, writer
- William Hayes (diver), Canadian Olympic diver
- William Hayes (geneticist) (1913–1994), Irish-born microbiologist and geneticist
- William Hayes (Irish politician), Irish Sinn Féin politician
- William Hayes (photographer) (1871–1940), Victorian photographer in York, England
- William Hayes (politician) (1879–1939), member of the Legislative Assembly of Alberta
- William Hayes (rugby league), rugby league footballer of the 1930s and 1940s
- William Hayes (wrestler), British wrestler
- William C. Hayes (1903–1963), American Egyptologist
- William P. Hayes (1866–1940), American lawyer and mayor of Springfield, Massachusetts
- William Prine Hayes (1919–2009), Canadian Commodore and educator
- William Q. Hayes (born 1956), U.S. federal judge
- Willie Hayes (basketball) (born 1967), American college basketball head coach
- Willie Hayes (born 1928), Irish footballer
- Billy Hayes (writer) (born 1947), American writer
- William Henry "Bully" Hayes (1827 or 1829–1877), American ship's captain and trader