Barbu may refer to:
People Barbu (name), a list of people with the name and surname Barbu Alejandro Barbudo Lorenzo, nicknamed Barbu, Spanish footballer
Places Barbu, Iran, a village in the Bushehr Province of Iran Barbu, Norway, a neighborhood in the city of Arendal in Agder county, Norway Barbu Church, a church in the city of Arendal in Norway Barbu Municipality, a former municipality in the old Nedenes county, Norway
Other Barbu (card game), a card game originating in France Barbu (Polydactylus virginicus), a species of threadfin fish from the West Atlantic