Leszcz [lɛʂt͡ʂ] is a village in the administrative district of Gmina Dąbrówno, within Ostróda County, Warmian-Masurian Voivodeship, in northern Poland. It lies approximately 4 kilometres (2 mi) east of Dąbrówno, 31 km (19 mi) south of Ostróda, and 48 km (30 mi) southwest of the regional capital Olsztyn.