Mszanka (Polish pronunciation: [ˈmʂanka]; German: Klein Waldhof) is a settlement in the administrative district of Gmina Postomino, within Sławno County, West Pomeranian Voivodeship, in north-western Poland. It lies approximately 5 kilometres (3 mi) south of Postomino, 11 km (7 mi) north of Sławno, and 181 km (112 mi) north-east of the regional capital Szczecin.

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