Łążyn [ˈwɔ̃ʐɨn] is a village in the administrative district of Gmina Lubawa, within Iława County, Warmian-Masurian Voivodeship, in northern Poland. It lies approximately 7 kilometres (4 mi) south-east of Fijewo (the gmina seat), 24 km (15 mi) south-east of Iława, and 56 km (35 mi) south-west of the regional capital Olsztyn.