Kalniszki [kalˈniʂki] is a village in the administrative district of Gmina Gołdap, within Gołdap County, Warmian-Masurian Voivodeship, in northern Poland, close to the border with the Kaliningrad Oblast of Russia. It lies approximately 18 kilometres (11 mi) south-west of Gołdap and 118 km (73 mi) north-east of the regional capital Olsztyn.