Kowalewo [kɔvaˈlɛvɔ] is a village in the administrative district of Gmina Biała Piska, within Pisz County, Warmian-Masurian Voivodeship, in northern Poland. It lies approximately 10 kilometres (6 mi) south of Biała Piska, 20 km (12 mi) south-east of Pisz, and 108 km (67 mi) east of the regional capital Olsztyn.