Trelkowo [trɛlˈkɔvɔ] (German: Gross Schöndamerau) is a village in the administrative district of Gmina Szczytno, within Szczytno County, Warmian-Masurian Voivodeship, in northern Poland. It lies approximately 10 kilometres (6 mi) north of Szczytno and 36 km (22 mi) south-east of the regional capital Olsztyn.