John Warren

John Warren may refer to:

• John Warren (by 1488-1547), MP for Dover (UK Parliament constituency)
• John Warren, 3rd Baron de Tabley (1835–1895), third and last Baron de Tabley
• John Warren (basketball) (born 1947), retired NBA player
• John A. Warren (1904–1981), American football and basketball coach at the University of Oregon
• John Warren (BDSM author), author of The Loving Dominant, Greenery Press
• John Warren (bishop) (1730–1800), Archdeacon of Worcester, Bishop of Saint David's, Wales, Bishop of Bangor, Wales
• John Warren (journalist), anchored CBC Parliamentary Television Network
• John Warren (convict) (1826–1898), convict transported to Western Australia
• John Warren (politician) (died 1832), merchant and politician in Upper Canada
• John Warren (screenwriter), British screenwriter and actor, wrote Two-Way Stretch
• John Warren (surgeon) (1753–1815), American surgeon during the Revolutionary War
• John Collins Warren (1778–1856), his son, American surgeon
• John Collins Warren, Jr. (born 1842), his son, American surgeon
• Sir John Borlase Warren, 1st Baronet (1753–1822), English admiral, politician and diplomat
• John E. Warren, Jr. (1946–1969), U.S. Army officer and Vietnam War Medal of Honor recipient
• John Warren (cricketer), Indian cricketer
• John Robin Warren (born 1937), pathologist
• John Henry Warren (died 1885), English-born merchant and politician in Newfoundland
• John Warren (soldier) (died 1813), soldier, official and merchant in Upper Canada
• John Warren (Canadian musician) (1938), Canadian baritone saxophonist and composer
• Johnny Warren (1943–2004), Australian football (soccer) player, coach, writer and promoter