Pierszczewko [pjɛrʂˈt͡ʂɛfkɔ] is a village in the administrative district of Gmina Stężyca, within Kartuzy County, Pomeranian Voivodeship, in northern Poland. It lies approximately 9 kilometres (6 mi) north-east of Stężyca, 14 km (9 mi) south-west of Kartuzy, and 40 km (25 mi) west of the regional capital Gdańsk.

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