Daniélou is a surname. Notable people with the surname include:
Alain Daniélou (1907–1994), French historian, intellectual, musicologist and Indologist Charles Daniélou (1878–1953), French politician who was Minister of the Merchant Marine in 1930–1931 Jean Daniélou (1905–1974), theologian, historian, cardinal and a member of the Académie française Yann Daniélou (born 1966) is a retired French football defender