Cetariu is a commune in Bihor County, Crișana, Romania with a population of 2,165 people. It is composed of four villages: Cetariu, Șișterea (Siter), Șușturogi (Sitervölgy) and Tăutelec (Hegyköztóttelek). It also included three other villages until 2003, when they were split off to form Paleu Commune.