William Long

William Long is the name of:

Politicians

William Long (fl.1388), MP for Barnstaple (UK Parliament constituency)
William Long (died c.1426), MP for Rye (UK Parliament constituency)
William Long (mayor) (1781–1851), 7th mayor of Columbus, Ohio
William Long (New South Wales politician) (1839–1915) race-horse owner and Colonial Treasurer of New South Wales
William Long (Australian politician) (1885–1957), Member of the Australian Parliament for Lang
William Long (Northern Ireland politician) (1922–2008), Unionist politician in Northern Ireland

William J. Long (1866–1952), American nature writer
William Ivey Long (born 1947), costume designer
William Long (surgeon) (1747–1818), English surgeon of Marwell Hall, Hampshire, and St Bartholomew's Hospital, London
Private William Long, murdered in the 2009 Little Rock recruiting office shooting
William Long (priest) (d. 1835) Canon of Windsor