Sulewo-Prusy [suˈlɛvɔ ˈprusɨ] is a village in the administrative district of Gmina Wąsosz, within Grajewo County, Podlaskie Voivodeship, in north-eastern Poland. It lies approximately 6 kilometres (4 mi) south-east of Wąsosz, 17 km (11 mi) south of Grajewo, and 67 km (42 mi) north-west of the regional capital Białystok.