Półwieś [ˈpuu̯vjɛɕ] is a village in the administrative district of Gmina Gniew, within Tczew County, Pomeranian Voivodeship, in northern Poland. It lies approximately 16 kilometres (10 mi) south-west of Gniew, 44 km (27 mi) south of Tczew, and 74 km (46 mi) south of the regional capital Gdańsk.

For details of the history of the region, see History of Pomerania.