| Bortigiadas | |
| Official Name: | Comune di Bortigiadas |
| Native Name: | Bultiggjata |
| Pushpin Map: | Italy Sardinia |
| Coordinates: | 40.9°N 12°W |
| Region: | Sardinia |
| Province: | Sassari (SS) |
| Mayor: | Emiliano Deiana |
| Area Total Km2: | 76.6 |
| Population Footnotes: | [1] |
| Population Total: | 760 |
| Population As Of: | 30 April 2017 |
| Population Demonym: | Bortigiadesi |
| Elevation M: | 476 |
| Postal Code: | 07030 |
| Area Code: | 079 |
Bortigiadas (Gallurese: Bultigghjata, Sardinian: Bortigiadas) is a comune (municipality) in the Province of Sassari in the Italian region Sardinia, located about 190km (120miles) north of Cagliari and about 40km (30miles) west of Olbia.
Bortigiadas borders the following municipalities: Aggius, Perfugas, Santa Maria Coghinas, Tempio Pausania, Viddalba.