Niewino Leśne [ɲɛˈvinɔ ˈlɛɕnɛ] is a village in the administrative district of Gmina Wyszki, within Bielsk County, Podlaskie Voivodeship, in north-eastern Poland. It lies approximately 6 kilometres (4 mi) south-east of Wyszki, 12 km (7 mi) north-west of Bielsk Podlaski, and 35 km (22 mi) south of the regional capital Białystok.