Nawsie Brzosteckie [ˈnafɕɛ bʐɔsˈtɛt͡skʲɛ] is a village in the administrative district of Gmina Brzostek, within Dębica County, Subcarpathian Voivodeship, in south-eastern Poland. It lies approximately 5 kilometres (3 mi) east of Brzostek, 19 km (12 mi) south of Dębica, and 42 km (26 mi) south-west of the regional capital Rzeszów.