William Thornton (disambiguation)

William Thornton (1759–1828) was an American physician, inventor, painter and architect.

William Thornton or Bill Thornton may also refer to:


 * William Thornton (academic), principal of Hart Hall, later Hertford College, Oxford, 1688–1707
 * William Thornton (died 1769) (died 1769), English militia officer and politician
 * William Thornton (Virginia burgess) (1717–1790), Colonial Virginia planter and politician
 * William Thornton (British Army officer) (1779–1840), British general
 * William Thornton (Kansas politician), Kansas politician
 * William E. Thornton (1929–2021), American astronaut
 * William J. Thornton (1878–1951), American businessman and politician
 * William L. Thornton (1844–1915), New York politician and judge
 * William Neville John Thornton, Northern Irish politician
 * William Patton Thornton (1817–1883), American physician
 * William Taylor Thornton (1843–1916), governor of New Mexico Territory, 1893–1897
 * William Wheeler Thornton (1851–1932), American jurist and author from Indiana
 * Willie Thornton (1920–1991), Scottish footballer
 * William Thornton (firefighter) (1826–1848), first firefighter to die on the job in Ontario
 * William Thornton (fireboat), see fireboats of Toronto
 * Willie Thornton (Canadian football) (born 1986), Canadian football wide receiver
 * Bill Thornton, mayor of San Antonio, Texas, 1995–1997
 * Bill Thornton (American football) (1939–2008), American football fullback
 * Billy Bob Thornton (born 1955), American actor
 * Billy Thornton (rugby league), rugby league footballer of the 1940s for England, and Hunslet
 * William Thornton (Queensland politician) (1817–1884), member of the Queensland Legislative Council
 * William Thomas Thornton (1813–1880), economist, civil servant and author