Płoskinia [pwɔsˈkiɲa] is a village in Braniewo County, Warmian-Masurian Voivodeship, a part of northern Poland. It is the seat of the Gmina (administrative district) called Gmina Płoskinia. It lies approximately 15 kilometres (9 mi) south-east of Braniewo and 66 km (41 mi) north-west of the regional capital Olsztyn and is located in Warmia.