Tereszewo [tɛrɛˈʂɛvɔ] is a village in the administrative district of Gmina Kurzętnik, within Nowe Miasto County, Warmian-Masurian Voivodeship, in northern Poland. It lies approximately 9 kilometres (6 mi) south-west of Nowe Miasto Lubawskie and 82 km (51 mi) south-west of the regional capital Olsztyn.