Gavoi is a comune in central Sardinia (Italy), part of the province of Nuoro, in the natural region of Barbagia.

During the middleage is cited various times in the list of villages and towns that paid the taxes to the Roman curia.

Near the lake are the archaeological areas of Orrui and San Michele di Fonni.

Agriculture production include potatoes and cheese (the town is famous for its Fiore Sardo).

The nearby Sanctuary of Madonna d'Itria hosts a palio, in this case a peculiar horse competition very similar to that of Siena.