| Trinità d'Agultu e Vignola | |
| Official Name: | Comune di Trinità d'Agultu e Vignola |
| Pushpin Map: | Italy Sardinia |
| Coordinates: | 40.9833°N 63°W |
| Region: | Sardinia |
| Province: | Sassari (OT) |
| Frazioni: | Isola Rossa, La Scalitta, Lu Colbu, Paduledda, Vignola |
| Mayor: | Anna Muretti |
| Area Total Km2: | 136.0 |
| Population Total: | 2208 |
| Population As Of: | 30 June 2015[1] |
| Population Demonym: | Trinitaiesi |
| Elevation M: | 365 |
| Postal Code: | 07038 |
| Area Code: | 079 |
Trinità d'Agultu e Vignola (Trinitài e Vignòla) is a comune (municipality) in the Province of Sassari in the Italian region Sardinia, located about 200km (100miles) north of Cagliari and about 50km (30miles) west of Olbia.
Trinità d'Agultu e Vignola borders the following municipalities: Aggius, Aglientu, Badesi, Viddalba. The main economical activity is summer tourism.