Niwa [ˈɲiva] is a village in the administrative district of Gmina Baranów, within Puławy County, Lublin Voivodeship, in eastern Poland. It lies approximately 4 kilometres (2 mi) south-east of Baranów, 19 km (12 mi) north-east of Puławy, and 43 km (27 mi) north-west of the regional capital Lublin.