Nowa Wieś Kętrzyńska [ˈnɔva ˈvjɛɕ kɛnˈtʂɨɲska] (is a village in the administrative district of Gmina Kętrzyn, within Kętrzyn County, Warmian-Masurian Voivodeship, in northern Poland. It lies approximately 3 kilometres (2 mi) south of Kętrzyn and 66 km (41 mi) north-east of the regional capital Olsztyn.