John, Johnny, or Jock Simpson may refer to:

Politicians

  • John Simpson (Parliamentarian), politician of the post-English Civil War period, see Thomas Kelsey
  • John Simpson (Kentucky politician) (died 1813), American attorney and politician
  • John Simpson (MP for Wenlock) (1763–1850), English member of parliament for Wenlock
  • John Simpson (Lower Canada politician) (1788–1873), government official and politician in Quebec
  • John Simpson (Niagara politician) (1807–1878), Canadian businessman and politician
  • John Simpson (Ontario politician) (1812–1885), Ontario banker and member of the Senate of Canada
  • Sir John Hope Simpson (1868–1961), British Liberal politician and administrator in India
  • John A. Simpson (1854–1916), Canadian politician
  • John Thomas Simpson (1870–1965), Conservative member of the Canadian House of Commons
  • John Simpson (died 1803), British member of parliament for Mitchell
  • John Simpson (Kansas politician) (born 1934), former Kansas state senator

Cultural figures

  • John Simpson, bassist in the American R&B band The S.O.S. Band
  • John Simpson (artist) (1782–1847), British painter who painted The Captive Slave
  • John Simpson (actor/producer), Canadian actor
  • Sir John William Simpson (1858–1933), English architect
  • John Simpson (architect) (born 1954), British modern-day classical architect
  • John Palgrave Simpson (1807–1887), Victorian playwright
  • John L. Simpson (born 1963), Australian film and theatre producer, writer and distributor
  • John Simpson (journalist) (born 1944), BBC journalist, foreign correspondent and author

Academic figures

  • John Simpson (silversmith) (1925–2025), British-born New Zealand teacher and silversmith
  • John Baird Simpson (1894–1960), Scottish geologist
  • John B. Simpson (born 1947), former president of the University at Buffalo
  • John Wistar Simpson (1914–2007), American electrical engineer
  • John Simpson (lexicographer) (born 1953)
  • John Alexander Simpson (1916–2000), physicist
  • John Simpson (British nuclear physicist) (born 1958)

Sports figures

  • Jock Simpson (1886–1959), England and Blackburn Rovers footballer
  • John Simpson (footballer, born 1918) (1918–2000), English footballer, played for Huddersfield Town and York City
  • John Simpson (footballer, born 1933) (1933–1993), English footballer, played for Lincoln City and Gillingham
  • John Simpson (boxer) (born 1983), Scottish featherweight boxer
  • John Simpson (English cricketer) (born 1988), Sussex County Cricket Club
  • John Simpson (New Zealand cricketer) (1907–1980), Auckland cricket team
  • John Simpson (fencer) (1927–2016), Australian Olympic fencer
  • John Simpson (basketball), professional basketball player
  • John Simpson (American football) (born 1997), American football offensive lineman
  • Johnny Simpson (1922–2010), New Zealand rugby union player
  • John Simpson (rugby union) (1872–1921), Scottish rugby union player

Military figures

  • John Simpson (soldier) (1748–1825), American Revolutionary War soldier at the Battle of Bunker Hill
  • John Simpson (VC) (1826–1884), Scottish recipient of the Victoria Cross
  • John Simpson Kirkpatrick (1892–1915), Australian World War I war hero (who enlisted as "John Simpson")
  • John Frederick Simpson (1905–1942), Australian corporal who was executed in the Ration Truck massacre
  • John Simpson (RAF officer) (1907–1967), senior RAF officer in the mid-1950s and eighth Commandant Royal Observer Corps
  • John Simpson (British Army officer) (1927–2007), British Army officer and director of the SAS

Miscellaneous figures

  • John Simpson (journalist/consumer advocate) (born 1948), American consumer rights advocate and former journalist
  • John Simpson (Presbyterian) (1740–1808), of South Carolina, in the American Revolutionary War
  • John Simpson (Unitarian) (1746–1812), of Bath, English Unitarian minister and religious writer
  • John Woodruff Simpson (1850–1920), American lawyer and founding partner at Simpson Thacher & Bartlett
  • John D. Simpson (1901–1988), Canadian businessman in the Canadian Mining Hall of Fame
  • John Milton Bryan Simpson (1903–1987), American judge
  • John Simpson (police official) (1932–2017), director of the U.S. Secret Service and Interpol
  • John Simpson (priest) (1933–2019), Anglican clergyman

See also

  • John Simson (1668–1740), Scottish theologian
  • Jack Simpson (disambiguation)
  • Jackie Simpson (disambiguation)