William Hamilton
William Hamilton may refer to:
Academics
- Robert William Hamilton Jr., known as Bill, American hyperbaric physiologist
- William Hamilton (university principal), Principal of the University of Edinburgh
- William Hamilton (surgeon), surgeon in the British East India Company
- Sir William Hamilton, 9th Baronet, Scottish metaphysician
- William B. Hamilton, Canadian historian
- William Rowan Hamilton, mathematician, astronomer and physicist who lived in Dublin in the United Kingdom of Great Britain and Ireland
- William Edwin Hamilton, son of William Rowan and publisher of his Elements of Quaternions
- William Hamilton (geologist), English geologist
- William F. Hamilton (physician), American physician
- William F. Hamilton (professor), professorship of management and technology
- William Hamilton (theologian), American theologian
- W. D. Hamilton, British evolutionary biologist and geneticist
- Bill Hamilton (agricultural scientist), New Zealand agricultural scientist and scientific administrator
- Willie Hamilton (academic), expert in cancer diagnosis
- William Baskerville Hamilton, American historian
Artists
- William Hamilton (painter), English painter
- William Hamilton Gibson, American illustrator, author and naturalist
- William Hamilton (cartoonist), American cartoonist associated with ''The New Yorker''
Businessmen
- William Anthony Hamilton, founder of American computer company Inslaw
- William Hamilton (lumber baron), lumber merchant and political figure in Upper Canada
- Bill Hamilton (engineer), New Zealand engineer and inventor
- William Hamilton and Company, British shipbuilding firm
Criminals
- William Hamilton (criminal), criminal who shot at Queen Victoria in 1849
- Billy Ray Hamilton, American murderer
Poets
- William Hamilton (comic poet), Scottish poet
- William Hamilton (Jacobite poet), Scottish poet associated with the Jacobite movement
- William Hamilton (British Army officer), poet and soldier from Victoria Barracks, Windsor
Politics
Australasia
- William Hamilton (Australian politician), Queensland politician
- William John Warburton Hamilton, administrator, explorer, and politician in New Zealand
Canada
- William Ernest Hamilton, Ontario politician
- William McLean Hamilton, Canadian politician
Ireland
- William Hamilton (died 1760), Member of Parliament for Londonderry City (Parliament of Ireland constituency)
- William Hamilton (died 1762), Member of Parliament for Strabane (Parliament of Ireland constituency)
United States
- William S. Hamilton, son of Alexander Hamilton, well-known miner, politician, and commander
- William W. Hamilton, English-born American politician from Iowa
- William Hamilton (abolitionist), abolitionist and orator
- William Hamilton (Flint politician), American politician
- William Thomas Hamilton, Governor of Maryland
- William J. Hamilton, American politician
- Bill Hamilton (West Virginia politician), American state legislator in West Virginia
- G. William Hamilton, American politician and businessman
United Kingdom
- William Hamilton (Lord Chancellor), Lord Chancellor of England
- Sir William Hamilton of Sanquhar, pursemaster for James V
- William Hamilton, 2nd Duke of Hamilton, Scottish nobleman
- William Hamilton, Duke of Hamilton, Scottish nobleman
- William Gerard Hamilton, English statesman
- Sir William Hamilton (diplomat), Scottish diplomat and husband of Emma Hamilton
- William Hamilton, 11th Duke of Hamilton, Scottish nobleman
- William Douglas-Hamilton, 12th Duke of Hamilton, Scottish nobleman
- Willie Hamilton, British Labour MP
- Lord William Hamilton, member of parliament for Lanarkshire
Sportsmen
- William Hamilton (cricketer), Irish cricketer
- William Hamilton (cyclist), Canadian Olympic cyclist
- William Hamilton (footballer), Scottish footballer
- Billy Hamilton (baseball, born 1866), 19th century American Major League baseball player
- Billy Hamilton (baseball, born 1990), 21st century American Major League baseball player
- William Hamilton (tennis player), Irish tennis player
- William Hamilton (athlete), 1908 Olympic gold medalist
- William Hamilton (sport shooter), Canadian Olympic shooter
- William Hamilton (equestrian), Swedish Olympic equestrian
- Willie Hamilton (footballer, born 1938), Scottish footballer
- Willie Hamilton (footballer, born 1889), Scottish footballer
- Bill Hamilton (rugby league), Australian rugby league footballer
- Billy Hamilton (footballer), Northern Irish footballer
- Pud Hamilton, Canadian ice hockey player
- William Hamilton (rugby union), Irish international rugby union player
Others
- William Hamilton (antiquarian), Scottish topographer and genealogist, grandfather of William Gerard Hamilton
- William DaShawn Hamilton, an American child whose skeletal remains were found under suspicious circumstances
- William Richard Hamilton, English antiquarian and traveler
- William Peter Hamilton, Wall Street Journal editor
- William Hamilton (film editor), film editor
- Bill Hamilton, bassist for the Canadian band Silverstein
- William Hamilton (physician), Scottish physician and botanist
- William Hamilton (Irish minister), Irish Protestant minister, geologist, meteorologist and antiquarian
- William Thomas Hamilton (frontiersman), English-born American frontiersman and author
- William Hamilton (actor), Irish stage actor of the eighteenth century
- William Hamilton (priest), Archdeacon of Armagh from 1700 to 1730
- William G. Hamilton, American physician
- Bill Hamilton (journalist), Washington editor for The New York Times
- William L. Hamilton, Shaken and Stirred columnist for ''The New York Times''