Przewięź [ˈpʂɛvjɛ̃ɕ] is a village in the administrative district of Gmina Płaska, within Augustów County, Podlaskie Voivodeship, in north-eastern Poland, close to the border with Belarus. It lies approximately 11 kilometres (7 mi) west of Płaska, 9 km (6 mi) east of Augustów, and 84 km (52 mi) north of the regional capital Białystok.