Hamidou is both a surname and a given name. Notable people with the name include:
Surname: Jules Hamidou (born 1987), Chadian footballer Nassuir Hamidou (born 2000), Comorian footballer Souleymanou Hamidou (born 1973), Cameroonian footballer
Given name: Raïs Hamidou (1773–1815), Algerian corsair (Raïs here is used as a title. It comes from the arabic رَئِيس (raʾīs,) which means “leader, chief, head”. Hamidou Djibo (born 1985), Nigerien footballer Hamidou Diallo (born 1998), American basketball player Hamidou Benmessaoud (1935–2013), Moroccan actor