Erazo is a surname. Notable people with the surname include:
Álex Erazo (born 1980), Salvadoran footballer Carlos Alberto Madero Erazo, Honduran minister Frickson Erazo (born 1988), Ecuadorian footballer Guillermo Ayoví Erazo (born 1930), Ecuadorian musician, singer and marimba player Jaime Vela Erazo, Ecuadorian military leader Nelson Erazo (athlete) (1959–2017), Puerto Rican track and field athlete Rodolfo Erazo (born 1946), Honduran long-distance runner