Gąsawy Rządowe-Niwy [ɡɔ̃ˈsavɨ ʐɔnˈdɔvɛ ˈnivɨ] is a village in the administrative district of Gmina Jastrząb, within Szydłowiec County, Masovian Voivodeship, in east-central Poland. It lies approximately 6 kilometres (4 mi) south of Jastrząb, 8 km (5 mi) south-east of Szydłowiec, and 113 km (70 mi) south of Warsaw.