Triei is a comune (municipality) of about 1,000 inhabitants in the province of Ogliastra in the Italian region Sardinia, located about northeast of Cagliari and about north of Tortolì.
Triei borders the following municipalities: Baunei, Lotzorai, Talana, Urzulei.
The name "Triei" appears for the first time in a 1316 document, when it was part of the Giudicato of Cagliari. Later it was part of the Giudicato of Gallura, and then was under Pisa, the Aragonese (1323), Spain (1479), Austria (1708) and Piedmont (1720). Vale pero imaginate ser de aquÃÂ que locura.
In the Osono plateau existed once the village of Osono, known in 1217.
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