John Williamson
John Williamson may refer to:
Music
- John Finley Williamson, American conductor
- John Williamson (singer), Australian singer and songwriter
- John Williamson (musician), bass guitarist in the band McCarthyJohn Williamson (album), the 1970 debut album by the Australian singer
Politics
- John Williamson, state legislator who served as President of the Arkansas Senate
- John Williamson (New Zealand politician), New Zealand politician
- John H. Williamson, North Carolina politician and newspaper publisher
- John N. Williamson, U.S. Representative from Oregon
- John Williamson (communist), Scottish-born American Communist leader
- John Williamson (Canadian politician), Canadian politician
- John C. Williamson, American politician, member of the California legislature
- John Clint Williamson, U.S. Ambassador-at-Large for War Crimes Issues
- John Poage Williamson, American missionary, writer and member of the South Dakota House of Representatives
Sports
- John Williamson (footballer, born 1887), English footballer for Sunderland
- John Williamson (footballer, born 1893), English footballer for Manchester United and Bury
- John Williamson (footballer, born 1981), English footballer for Burnley
- John Williamson (basketball, born 1951), American pro basketball player, New York Nets
- John Williamson (basketball, born 1986), American basketball player in Israel
- Johnny Williamson, English footballer
- Jack Williamson (footballer), Australian rules footballer
- John Gordon Williamson, English cricketer
- J. R. Williamson, linebacker for the Oakland Raiders and the New England Patriots
Other
- John Williamson (English painter), English painter
- John Suther Williamson, British military officer
- John Williamson Nevin, American theologian
- John Williamson (Hudson River School), Scottish-American painter
- John Bruce Williamson, British barrister and historian
- John Ernest Williamson, inventor of the "photosphere" for undersea photography
- John Williamson (mathematician), Scottish mathematician
- John Williamson (geologist), Canadian geologist
- Jack Williamson, American science fiction writer
- John Leon Williamson, Navy Cross recipient
- John Williamson (economist), British professor
- John Williamson (musicologist), Scottish professor
- John Woolfenden Williamson, British writer about industrial networks
- John Williamson, known by the nickname Johnnie Notions, Shetland smallpox inoculator