John Walker may refer to:

Politicians

American politicians

  • John Walker (Arkansas politician) (1937–2019), member of the Arkansas House of Representatives
  • John Walker (Missouri politician) (1770–1838), State Treasurer of Missouri
  • John Walker (Virginia politician) (1744–1809), U.S. Senator, public official, and soldier
  • SS John Walker, a Liberty ship
  • John A. Walker (Iowa politician) (1912–2012), American politician
  • John M. Walker Jr. (born 1940), former chief judge of the U.S. Court of Appeals for the Second Circuit
  • John M. Walker (Pennsylvania politician) (1905–1976), Pennsylvania state senator and lieutenant-gubernatorial nominee
  • John R. Walker (1874–1942), U.S. representative from Georgia
  • John Williams Walker (1783–1823), U.S. senator from Alabama

Other politicians

  • John Walker (Australian politician) (1799–1874), member of the Tasmanian Legislative Council
  • John Walker (Canadian politician) (1832–1889), industrialist & Canadian House of Commons member
  • John Archibald Walker (1890–1977), Canadian lawyer and political figure in Nova Scotia
  • John Smith Walker (1826–1893), minister of finance of the Kingdom of Hawaii

Sportsmen

Association football

  • John Walker (footballer, born 1873) (1873–1937), Scottish international footballer (Hearts, Liverpool, Rangers)
  • John Walker (footballer, born 1876) (1876–1900), Scottish footballer (Leith Athletic, Hearts, Lincoln City)
  • John Walker (footballer, born 1899) (1899–1971), English footballer (Walsall, Stoke)
  • John Walker (footballer, born 1902), Scottish footballer (Hibernian, Swindon Town)
  • John Walker (footballer, born 1866) (1866–1921), Scottish footballer (Burnley)
  • John Walker (Grimsby Town footballer), Scottish football centre-half (Grimsby Town)
  • Jock Walker (1882–1968), Scottish footballer (Raith Rovers, Beith, Rangers, Swindon Town, Middlesbrough, Reading, Scotland)

Cricket

  • John Walker (cricketer, born 1768) (1768–1835), cricketer (brother of Tom and Harry Walker)
  • John Walker (cricketer, born 1826) (1826–1885), cricketer and the eldest brother of the Walkers of Southgate
  • John Walker (cricketer, born 1854) (1854–?), English cricketer
  • John Walker (Scottish cricketer) (1879–1953), Scottish cricketer

Other sports

  • John Walker (American football, born 1983), former defensive back for the USC football team
  • John Walker (American football, born 1961), American football defensive tackle
  • John Walker (archer) (born 1974), British archer
  • John Walker (Australian footballer) (born 1951), Australian rules footballer for Collingwood
  • John Walker (cyclist) (1888–1954), British Olympic cyclist
  • John Walker (gymnast) (1883–1966), British Olympic gymnast
  • John Walker (rowing) (1891–1952), British coxswain and Olympic medalist
  • John Walker or Mr. Wrestling II (1934–2020), masked professional wrestler
  • John Walker (rugby league), rugby league footballer of the 1960s
  • Sir John Walker (runner) (born 1952), New Zealand runner, Olympic Gold medalist in 1500 metres run in 1976
  • John R. Walker (horse trainer), Canadian Horse Racing Hall of Fame horse trainer
  • John Reid Walker (1855–1934), British polo player and racehorse breeder

Entertainers and artists

  • John Walker (animator), television animator and director
  • John Walker (Australian actor) (fl. 1990s), Australian comedic actor
  • John Walker (curator) (1906–1995), director of the National Gallery of Art
  • John Walker (film producer) (born 1956), animated film producer
  • John Walker (filmmaker) (born 1952), Canadian filmmaker and cinematographer
  • John Walker (musician) (1943–2011), born John Maus, member of the 1960s singing group The Walker Brothers
  • John Walker (organist) (born 1941), recording artist
  • John Walker (painter) (born 1939), nominee for the Turner Prize in 1985
  • John Augustus Walker (1901–1967), Alabama Gulf Coast artist
  • John Edward Walker, British-born, American painter and educator
  • John Henry Walker (1831–1899), Canadian engraver and illustrator

Military personnel and spies

  • John Walker (RAF officer) (1936–2025), British Chief of Defence Intelligence
  • John Walker (Medal of Honor) (c. 1845–?), American Indian Wars soldier and Medal of Honor recipient
  • John William Ernest Walker (1919–1942) Australian staff sergeant who was executed in the Ration Truck massacre
  • John Walker (officer of arms) (1913–1984), English officer of arms
  • John Anthony Walker (1937–2014), American communications specialist convicted in 1985 of spying for the Soviet Union
  • John C. Walker, Indiana physician and officer during the American Civil War
  • John George Walker (1821–1893), general in the Confederate States Army during the American Civil War
  • John Grimes Walker (1835–1907), United States Navy admiral
  • John T. Walker (USMC) (1893–1955), United States Marine Corps general

Inventors and scientists

  • John Walker (inventor) (1781–1859), English chemist and inventor of the friction match in 1827
  • John Walker (natural historian) (1731–1803), Scottish naturalist
  • John Walker (programmer) (born c. 1950–2024), one of the designers of AutoCAD
  • John Charles Walker (1893–1994), American agricultural scientist
  • John E. Walker (born 1941), British chemist, winner of the 1997 Nobel Prize
  • John Francis Walker (1839–1907), British geologist
  • John James Walker (1825–1900), British mathematician
  • John M. Walker (1907–1990), American physician and investment banker
  • John Walker (horticulturist) (1893–1991), Canadian plant breeder

Businessmen

  • John Walker (grocer) (1805–1857), Scottish founder of John Walker & Sons and namesake of the Johnnie Walker whisky brand
  • John Walker (Scottish cricketer) (1879–1953), Scottish businessman and director of John Walker & Sons
  • John Brisben Walker (1847–1931), American entrepreneur and magazine publisher
  • John Hardeman Walker (1794–1860), southeast Missouri landowner

Clergymen

  • John Walker (archdeacon of Essex) (died 1588), Anglican archdeacon
  • John Walker (archdeacon of Dorset) (1694–1780)
  • John Walker (biographer) (1674–1747), English clergyman and ecclesiastical historian
  • John Walker (scholar) (1692–1741), English classical scholar and Anglican archdeacon of Hereford
  • John Walker (1769–1833), Church of Ireland cleric and academic who seceded as founder of a sect
  • John M. Walker (bishop) (1888–1951), Episcopal bishop of Atlanta
  • John Russell Walker (1837–1887), Anglican priest
  • John T. Walker (bishop) (1925–1989), American Episcopal bishop of Washington
  • John Walker (abolitionist) (1786–1845), Presbyterian minister in Ohio and Pennsylvania
  • John Walker (Presbyterian minister) (1855–1941) in Australia

Others

  • John Walker (industrialist) (1884–1932), Pittsburgh industrialist
  • John Walker (journalist) (born 1977), British video game journalist
  • John Walker (lexicographer) (1732–1807), English lexicographer, actor and philologist
  • John Walker (philatelist) (1855–1927), British philatelist
  • John Walker (numismatist) (1900–1964), Scottish numismatist
  • John Walker (vaccinator) (1759–1830), English educational writer, physician, and advocate of vaccination
  • John Walker (antiquary) (1770–1831), English antiquary
  • John Brian Walker (1924–2014), British general practitioner
  • John Walker, one of the Birmingham Six accused of bombings in England in 1974
  • John A. Walker (art critic) (1938–2023), British art critic and historian
  • John Clay Walker (1948–1985), American journalist
  • John H. Walker (1872–1955), Scottish-born American labor unionist and politician
  • John Walker (diplomat), British diplomat
  • John Walker (Protector of Aborigines), South Australian Protector of Aborigines, 1861–1868

Fictional characters

  • John Walker, in Arthur Ransome's Swallows and Amazons series of novels
  • John Walker, alter ego of U.S. Agent, a comic book superhero

See also

  • John Walker Lindh (born 1981), American captured as an enemy combatant in 2001, in Afghanistan, usually referred to by the press as John Walker
  • Johnnie Walker (disambiguation)
  • Jack Walker (disambiguation)
  • Jon Walker (born 1985), American musician
  • Jonathan Walker (disambiguation)