| Osidda | |
| Official Name: | Comune di Osidda |
| Native Name: | Osidde |
| Pushpin Map: | Italy Sardinia |
| Coordinates: | 40.5167°N 22°W |
| Region: | Sardinia |
| Province: | Nuoro (NU) |
| Mayor: | Giovanni Mossa |
| Area Total Km2: | 25.68 |
| Population Footnotes: | [1] |
| Population Total: | 247 |
| Population As Of: | 31 December 2017 |
| Elevation M: | 650 |
| Postal Code: | 08020 |
| Area Code: | 079 |
Osidda (Sardinian: Osidde) is a comune (municipality) in the Province of Nuoro in the Italian region Sardinia, located about 140km (90miles) north of Cagliari and about 25km (16miles) northwest of Nuoro.
Osidda borders the following municipalities: Bitti, Buddusò, Nule, Pattada.