San Pietro al Natisone (Slovene: Špeter Slovenov, in the local dialect: Špietar; Friulian: San Pieri dai Sclavons; Latin: Sancti Petri Sclavorum) is a comune (municipality) in the Italian region Friuli-Venezia Giulia, located about 60 kilometres (37 mi) northwest of Trieste and about 20 kilometres (12 mi) northeast of Udine, and borders the following municipalities: Cividale del Friuli, San Leonardo, Savogna, Prepotto, Pulfero, and Torreano. Until 1878, its official name was San Pietro degli Slavi, that is "Saint Peter of the Slavs".