Birori (Sardinian: Bìroro) is a comune (municipality) in the Province of Nuoro in the Italian region Sardinia, located about 142 kilometres (88 mi) north of Cagliari and about 50 kilometres (31 mi) west of Nuoro. As of 31 December 2004, it had a population of 586 and an area of 17.4 square kilometres (6.7 sq mi).