Prusowy Borek [pruˈsɔvɨ ˈbɔrɛk] (German: Preußenwalde) is a village in the administrative district of Gmina Szczytno, within Szczytno County, Warmian-Masurian Voivodeship, in northern Poland. It lies approximately 8 kilometres (5 mi) south-east of Szczytno and 48 km (30 mi) south-east of the regional capital Olsztyn.