William Phillips
William Phillips may refer to:
Entertainment
- William Phillips (editor) (1907–2002), American editor and co-founder of Partisan Review
 - William T. Phillips (1863–1937), American author
 - William Phillips (director), Canadian film-maker who wrote and directed the film Gunless
 - William Phillips (musician), Grammy-winning songwriter
 - William Phillips (1864–1943), American character actor known as Tully Marshall
 - Tourist (musician) (William Edward Phillips, born 1987), UK
 
Politics
- William Phillips Sr. (1722–1804), Boston merchant and politician
 - William Phillips Jr. (1750–1827), Lieutenant Governor of Massachusetts, 1812–1823
 - William Edward Phillips (fl. 1810–1826), Governor of Penang
 - William A. Phillips (1824–1893), American lawyer and politician
 - William Phillips (diplomat) (1878–1968), U.S. diplomat, first United States ambassador to Canada
 - William M. Phillips (1900–1962), Philadelphia city councilman
 
Science
- William Phillips (geologist) (1775–1828), British mineralogist who founded the Geological Society of London
 - William Phillips (botanist) (1822–1905), English botanist and antiquary
 - William Dale Phillips (1925–1993), American chemist and member of the National Academy of Sciences
 - William Daniel Phillips (born 1948), Nobel laureate physicist specializing in laser cooling of atoms
 
Sports
- William David Phillips (1855–1918), Wales international rugby union player
 - William Phillips (cricketer, born 1876) (1876–?), cricketer and test match umpire
 - William Phillips (basketball) (born 1979), American basketball player
 - William Phillips (water polo) (1943–2022), Australian water polo player
 - Will Phillips (cricketer) (born 1993), English cricketer
 - William Lloyd Phillips (1881–1966), Welsh gymnast
 - William Phillips (sailor) (born 1987), Australian sailor
 - Will Phillips (footballer) (born 1993), Australian rules footballer
 
Other
- William Phillips (British Army officer) (1731–1781), a major-general in the American Revolutionary War
 - William Eric Phillips (1890s–1964), chairman and chief executive officer of Massey Ferguson
 - William Phillips (economist) (1914–1975), New Zealander known for the Phillips curve and Moniac hydraulic computer
 - William Phillips (gunman) (c. 1947–2007), responsible for a standoff with police at the Johnson Space Center, 2007