William Scott may refer to:
Academics
William A. Scott (psychologist), American social psychologist
William Alphonsus Scott (1871–1921), Irish Roman Catholic architectural historian
William Amasa Scott (1862–1944), American economist
William Anderson Scott (1813–1885), Presbyterian minister, author, and educator
William Berryman Scott (1858–1947), American paleontologist
William Earl Dodge Scott (1852–1910), American ornithologist
William Henry Scott (historian) (1921–1993), anthropologist and historian
William Henry Scott (university president) (1840–1937), American academic administrator
William Richard Scott (born 1932), American sociologist
W. R. Scott (economist) (William Robert Scott, 1868–1940), political economist
Arts and entertainment
Sir William Scott of Thirlestane (1645–1725), Scottish poet
William Bell Scott (1811–1890), British poet and artist
William Scott (artist) (1913–1989), British artist
William Edouard Scott (1884–1964), African-American artist
William Winfield Scott (1855–1935), American writer
William Matthew Scott (1893–1964), pen name Will Scott, English author
William Scott (actor) (1893–1967), American silent film actor
Bill Scott (voice actor) (William Scott, 1920–1985), American voice actor and producer
William Lee Scott (born 1973), American actor
William Rufus Scott, employer of Margaret Wise Brown, publisher of W. R. Scott (publisher)
William B. Scott (magazine editor), American magazine editor
Bill Scott (author) (William Neville Scott, 1923–2005), Australian author and folklorist
Billy "Uke" Scott (William Scott, 1923–2004), British music hall star
Law
Sir William Scott (justice) (died 1350s), English lawyer and chief justice of the King's Bench
Sir William Scott, Lord Balwearie (died 1532), Scottish judge
William Scott (Irish lawyer) (1705–1776), Irish lawyer
William Scott, 1st Baron Stowell (1745–1836), English judge and jurist
William Scott (Missouri judge) (1804–1862), judge on the Missouri Supreme Court
Will T. Scott (born 1947), judge on the Kentucky Supreme Court
Politics
Canada
William Henry Scott (politician) (1799–1851), Canadian politician
William James Scott (1812–1882), farmer and politician in Canada West
William Hepburn Scott (1837–1881), Canadian lawyer and politician from Ontario
William C. Scott (1921–1998), Canadian politician
United Kingdom
William Scott (died 1434), MP for Kent
Sir William Scott (Lord Warden) (1459–1524), English politician, Lord Warden of the Cinque Ports
William Scott (MP for New Woodstock) (c. 1579–aft. 1611), MP for New Woodstock
Sir William Scott, Lord Clerkington (died 1656), Scottish politician and judge
Sir William Scott, 6th Baronet (1803–1871), Scottish Liberal politician
William Montagu Douglas Scott, 6th Duke of Buccleuch (1831–1914), Scottish member of parliament and peer
United States
William Grason Scott (died 1882), American politician
William Lawrence Scott (1828–1891), US representative from Pennsylvania and mayor of Erie, Pennsylvania
W. Kerr Scott (1896–1958), American politician, governor of North Carolina, US senator
William L. Scott (1915–1997), US senator and representative from Virginia
William J. Scott (Illinois politician) (1926–1986), American politician
William R. Scott, candidate in the 1980 United States Senate election in New York
William Scott (Kentucky politician), Kentucky legislator
W. R. Scott (politician) (1868–?), American politician, member of the Mississippi State Senate
William Thomas Scott (1839–1917), business and political leader in Cairo, Illinois
Other countries
William Scott (South Australian politician) (1795–1866), vigneron, businessman and politician in South Australia
Jack Scott (New Zealand politician) (William John Scott, 1915–2001), New Zealand politician
Alex Scott (politician) (William Alexander Scott, born 1940), Bermudian politician, premier of Bermuda