John Warner (disambiguation)

John Warner (1927–2021) was an American politician: Secretary of the Navy from 1972 to 1974, Republican senator from Virginia from 1979 to 2009.

John Warner may also refer to:

• John Warner (bishop) (1581–1666), bishop of Rochester
• John Warner (chemist) (born 1962), American chemist and co-founder of the Warner Babcock Institute for Green Chemistry
• John Warner (college president) (1897–1989), American college president
• John Warner (comics) (born 1952), American comic book writer and editor
• Jack Warner (footballer, born 1883) (John Warner), English professional footballer with Portsmouth
• John Warner (footballer, born 1961), English footballer with Colchester
• John Warner (judge) (born 1943), American judge and attorney, and a justice of the Montana Supreme Court since 2003
• John Warner (writer) (born 1970), American humorist, author, and editor of McSweeney's Internet Tendency
• John Warner (Australian politician) (1923–1991), member of the Queensland Legislative Assembly
• John Warner (North Dakota politician) (born 1952), Democratic-NPL politician
• J. De Witt Warner (1851–1925), American politician, congressman from New York 1891–1895
• John Warner (RAF officer) (1899–1918), World War I flying ace
• John Warner (physician) (died 1565), British academic and cleric, Regius Professor of Medicine
• John Warner (Lord Mayor) (died 1648), English merchant who was Lord Mayor of London in 1647
• J. Foster Warner (1859–1937), architect in Rochester, New York
• John Warner (Jesuit) (1628–1692), English Jesuit, known as a controversialist and confessor to James II
• USS John Warner, a Virginia-class submarine of the United States Navy launched in 2014
• John Warner (actor) (1924–2001), British actor
• John Warner (umpire) (1911–1995), South African cricket umpire
• John Warner (scholar) (1736–1800), English cleric and classical scholar
• John Warner (MP), Member of Parliament (MP) for Bishop's Lynn
• John Warner (racing driver), in 2001 12 Hours of Sebring

• The John Warner School, a school located in Hoddesdon, England
• John Warner & Sons, a UK metalworks

• John Warner Barber (1798–1885), American engraver and artist
• Jack Warner (disambiguation)
• Jackie Warner (disambiguation)
• Juan José Warner (1807–1890), California rancher
• Warner (disambiguation)