Campion is a surname. Notable people with the surname include:
Arts and entertainmentCarlo Antonio Campioni (1720–1788), Italian composer, also known as Charles Antoine CampionGerald Campion (1921–2002), English actorJane Campion (born 1954), New Zealand film directorPaul Campion (film director) (born 1967), English film directorPaul Campion (radio host) (born 1969), Australian radio hostThomas Campion (1567–1620), English composer, poet, and physicianWilliam Campion (organist), (fl 1543), English musicianFictionAlbert Campion, fictional detectiveCharles D. Campion, character in The StandPoliticsÉdith Cresson (born 1934), French politician, born Édith CampionSir William Campion KCMG (1870–1951), English politician and governor of Western AustraliaWilliam Campion (1640-1702), MP for KentSportsBill Campion (born 1952), American basketball playerCassie Jackman (born 1972), English squash player, also known as Cassie CampionEd Campion (1915–2005), American basketball playerKevin Campion (rugby league) (born 1971), Australian rugby league playerOtherSaint Edmund Campion SJ (1540–1581), English Jesuit and Catholic martyrEdmund Campion (historian) (born 1933), Australian priest and historianPaul Campion (French Navy officer) (fl 1904), French admiral