Księży Lasek [ˈkɕɛ̃ʐɨ ˈlasɛk] (German: Fürstenwalde) is a village in the administrative district of Gmina Rozogi, within Szczytno County, Warmian-Masurian Voivodeship, in northern Poland.^[1] It lies approximately 15 kilometres (9 mi) south-west of Rozogi, 23 km (14 mi) south-east of Szczytno, and 63 km (39 mi) south-east of the regional capital Olsztyn.