Frigento is a town and comune in the province of Avellino, Campania, Italy. It is situated in the Ansanto valley. Its population counts about 4,100 inhabitants spread in an area of 37.75 km. It borders the municipalities of Carife, Flumeri, Gesualdo, Grottaminarda, Guardia Lombardi, Rocca San Felice, Sturno, y Villamaina. Its name derives from the Latin word frequentia.