William McNaught may refer to:
William McNaught (Glasgow) (1813–1881), Scottish engineer William McNaught (Rochdale) (1811/1812-1888), English engineer William McNaught (1883-1953), English music teacher and music critic (son of William Gray McNaught) William Gray McNaught (1849–1918), English music teacher and music critic William Kirkpatrick McNaught (1845–1919), Canadian manufacturer and politician Willie McNaught (born 1922), Scottish footballer