Kępina [kɛmˈpina] is a village in the administrative district of Gmina Radzanów, within Białobrzegi County, Masovian Voivodeship, in east-central Poland. It lies approximately 4 kilometres (2 mi) north-west of Radzanów, 13 km (8 mi) south-west of Białobrzegi, and 73 km (45 mi) south of Warsaw.