Benedict of Cagliari was a Benedictine monk and a Catholic bishop who served the people of Sardinia during the early twelfth century. Originally a member of the abbey of St. Saturninus, he was appointed to the bishopric of Dolia in 1107. After leading the diocese for five years, he chose to return to his monastic roots. He died in 1112 in Dolianova, leaving behind a legacy as a dedicated religious leader.