Petrila (Romanian pronunciation: [peˈtrila]; Hungarian:Petrilla) is a town in the Jiu Valley, Hunedoara County, Romania. It is located near the junction of the East Jiu with Taia and Jieţ Creeks.

The town administers four villages: Cimpa (Csimpa), Jieț (Zsiec), Răscoala (Reszkola) and Tirici.