Niedźwiadna [ɲɛd͡ʑˈvjadna] is a village in the administrative district of Gmina Szczuczyn, within Grajewo County, Podlaskie Voivodeship, in north-eastern Poland. It lies approximately 6 kilometres (4 mi) west of Szczuczyn, 20 km (12 mi) south-west of Grajewo, and 81 km (50 mi) north-west of the regional capital Białystok.