Krzewina [kʂɛˈvina] is a village in the administrative district of Gmina Bisztynek, within Bartoszyce County, Warmian-Masurian Voivodeship, in northern Poland. It lies approximately 3 kilometres (2 mi) west of Bisztynek, 21 km (13 mi) south of Bartoszyce, and 40 km (25 mi) north-east of the regional capital Olsztyn.