Lisy [ˈlʲisɨ] is a village in the administrative district of Gmina Biała Piska, within Pisz County, Warmian-Masurian Voivodeship, in northern Poland. It lies approximately 5 kilometres (3 mi) north-east of Biała Piska, 23 km (14 mi) east of Pisz, and 109 km (68 mi) east of the regional capital Olsztyn.