| Native name | Osidde |
|---|---|
| Coordinates | 40°31′N 9°13′E |
| Region | Sardinia |
| Province | Nuoro (NU) |
| Mayor | Giovanni Mossa |
| Area total | 25.68 km² |
| Population total | 247 |
| Population as of | 31 December 2017 |
| Elevation | 650 m |
| Postal code | 08020 |
| Area code | 079 |
| Website | Official website |
Osidda (Sardinian: Osidde) is a comune (municipality) in the Province of Nuoro in the Italian region Sardinia, located about 140 kilometres (87 mi) north of Cagliari and about 25 kilometres (16 mi) northwest of Nuoro.
Osidda borders the following municipalities: Bitti, Buddusò, Nule, Pattada.