Ustrobna [usˈtrɔbna] is a village in the administrative district of Gmina Wojaszówka, within Krosno County, Subcarpathian Voivodeship, in south-eastern Poland. It lies approximately 4 kilometres (2 mi) south of Wojaszówka, 9 km (6 mi) north-west of Krosno, and 39 km (24 mi) south-west of the regional capital Rzeszów.