| Alvito Dam | |
| Dam Crosses: | Odivelas River |
| Location: | near Alvito Municipality, Beja District, Portugal |
| Construction Began: | 1973 |
| Opening: | 1976 |
| Owner: | Associação de Municípios de Cuba, Vidigueira e Alvito |
| Res Capacity Active: | 2285000m2 |
| Coordinates: | 38.282°N -7.916°W |
The Alvito Dam is a large earthfill dam in Portugal. The dam was built by Construções A. Supico between 1973 and 1976.[1] It is in the Alvito Municipality within Beja District and impounds the Odivelas River.[2]