Kierzki, Warmian-Masurian Voivodeship  Kierzki () is a village in the administrative district of Gmina Banie Mazurskie, within Gołdap County, Warmian-Masurian Voivodeship, in northern Poland, close to the border with the Kaliningrad Oblast of Russia. Before 1945, the area was part of Germany (East Prussia). The village has a population of 120.