Alejandro Villanueva may refer to:
Alejandro Villanueva (footballer) (1908–1944), Peruvian footballer Alex Villanueva (born 1963), 33rd sheriff of Los Angeles County Alejandro Villanueva (American football) (born 1988), American football player Alejandro Villanueva (basketball) (born 1993), Mexican basketball player
See also Estadio Alejandro Villanueva, stadium in Peru