Olszewnica Gmina Kąkolewnica Wschodnia
 Olszewnica [ɔlʂɛvˈnit͡sa] is a village in the administrative district of Gmina Kąkolewnica Wschodnia within Radzyń Podlaski County Lublin Voivodeship in eastern Poland. It lies approximately 16 kilometres (10 mi) north of Radzyń Podlaski and 75 km (47 mi) north of the regional capital Lublin.The village has a population of 630.