Kociołek Szlachecki (Polish pronunciation: [kɔˈtɕɔwɛk ʂlaˈxɛtskʲi]) is a village in the administrative district of Gmina Pisz, within Pisz County, Warmian-Masurian Voivodeship, in northern Poland. It lies approximately 14 kilometres (9 mi) north of Pisz and 90 km (56 mi) east of the regional capital Olsztyn.