Marszewo [marˈʂɛvɔ] is a village in the administrative district of Gmina Przywidz, within Gdańsk County, Pomeranian Voivodeship, in northern Poland. It lies approximately 7 kilometres (4 mi) north of Przywidz, 18 km (11 mi) west of Pruszcz Gdański, and 22 km (14 mi) south-west of the regional capital Gdańsk.

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