John Sullivan may refer to:
Activists
- John Earle Sullivan, Insurgence USA organizer arrested following the 2021 Capitol riot
- William John Sullivan (born 1976), usually known as John Sullivan, free software activist
Clergy
- John Sullivan (Jesuit) (1861–1933), Irish priest, Catholic Blessed in the Altars
- John Joseph Sullivan (bishop) (1920–2001), American clergyman of the Roman Catholic Church
Entertainers
- John Sullivan (writer) (1946–2011), English screenwriter for sitcoms including Only Fools and Horses, Citizen Smith and Just Good Friends
- Fred Allen (John Florence Sullivan), American radio comedian
- John Jeremiah Sullivan (born 1974), American writer and editor
- John L. Sullivan (elephant) (c. 1860–1932), boxing elephant of the Adam Forepaugh Circus
Mathematicians
- John M. Sullivan (mathematician) (born 1963), American mathematician
- John W. Sullivan, mathematician and member of the Palliser Expedition
Politicians
- John Sullivan (Australian politician) (born 1929), Australian politician
- John Sullivan (colonial administrator) (1788–1855), district collector of Coimbatore, southern India
- John Sullivan (MP) (1749–1839), British Privy Counsellor, MP for Aldborough, Ashburton and Old Sarum
- John Sullivan (Oklahoma politician) (born 1965), United States Representative from Oklahoma
- John Alexander Sullivan (1879–1952), Conservative member of the Canadian House of Commons
- John Andrew Sullivan (1868–1927), United States Representative from Massachusetts
- John Augustus Sullivan (1798–1871), Jamaican politician
- John B. Sullivan (1897–1951), United States Representative from Missouri
- John J. Sullivan (diplomat) (born 1959), former US Ambassador to Russia, former Deputy Secretary of State and Deputy Secretary of Commerce
- John J. Sullivan (Massachusetts politician), running mate of Christy Mihos
- John L. Sullivan (Arizona politician), Arizona Attorney General, 1935–1937 and 1944–1948
- John L. Sullivan (United States Navy) (1899–1982), United States Secretary of the Navy
- John Leo Sullivan, Secretary of State for the U.S. state of Missouri, 1917–1921
- John M. Sullivan (politician) (born 1959), Illinois state senator
- John P. Sullivan (politician) (1843–1899), merchant and politician in Prince Edward Island, Canada
Soldiers
- John Sullivan (American sailor) (1839–1913), American Civil War sailor and Medal of Honor recipient
- John Sullivan (general) (1740–1795), United States general and delegate to the Continental Congress, Governor of New Hampshire and federal judge
- John Sullivan (VC) (1830–1884), Irish sailor who won the Victoria Cross
- John P. Sullivan (general), United States Army general
Sportsmen
Baseball
- John Sullivan (1900s catcher) (1873–1924), MLB catcher from 1905 to 1908
- John Sullivan (outfielder) (1890–1966), MLB outfielder from 1920 to 1921
- John Sullivan (pitcher) (1894–1958), MLB pitcher in the 1919 season
- John Sullivan (shortstop) (1920–2007), MLB shortstop from 1942 to 1949
- John Sullivan (1960s catcher) (1941-2023), MLB catcher from 1963 to 1968
Cricket
- John Sullivan (Lancashire cricketer) (1945–2006), English cricketer
- John Sullivan (Gloucestershire cricketer) (born 1948), English cricketer
Association football
- John Sullivan (English footballer) (born 1988), English goalkeeper with Portsmouth F.C.
- John Sullivan (Irish footballer) (born 1991), Irish midfielder with Drogheda United F.C.
Gridiron football
- John Sullivan (Canadian football) (born 1981), Canadian football player
- John Sullivan (center) (born 1985), American football player
- John Sullivan (kicker) (born 1985), American football player
- John Sullivan (defensive back) (born 1961), American football defensive back
- John Sullivan (American football coach) (1938–2010), American football player and coach
Other sports
- John Sullivan (horse trainer), American Thoroughbred racehorse trainer
- John Sullivan (shot putter), silver medalist in the shot put at the 2000 African Championships in Athletics
- John Sullivan (tennis) (born 1966), American tennis player
- John L. Sullivan (1858–1918), Irish-American boxer and first heavyweight boxing champion
- John L. Sullivan (wrestler) (born 1946), professional wrestler better known as Johnny Valiant
- John F. Sullivan (1935–2010), player in the American Basketball League
Other people
- John C. Sullivan (died 1830), surveyor who established the eastern border of Indian Territory
- John Joseph Sullivan (judge) (1855–1926), Chief Justice of the Nebraska Supreme Court
- John Sullivan (1793–1867), member of the Stephens-Townsend-Murphy Party, the first wagon train to cross the Sierra Nevadas into California
- John P. Sullivan (USN), author of Volume I of the Dictionary of American Naval Fighting Ships
Characters
- John L. Sullivan, lead character in Preston Sturges's Sullivan's Travels, played by Joel McCrea
- John Sullivan, lead character in Frequency, played by Jim Caviezel
- John "Sully" Sullivan, character in Third Watch, played by Skipp Sudduth
- John Sullivan, character in 40 Days and 40 Nights
- John Sullivan, character in Around the World in Eighty Days
- John Sullivan, lead character in "Something Was Wrong" from More Scary Stories to Tell in The Dark
See also
- Jon Sullivan (1950–2021), Australian politician
- Jack Sullivan (disambiguation)
- John O'Sullivan (disambiguation)
Topics referred to by the same termThis disambiguation page lists articles about people with the same name. If an internal link led you here, you may wish to change the link to point directly to the intended article. Category: