Mzdowiec [ˈmzdɔvjɛt͡s] is a settlement in the administrative district of Gmina Kępice, within Słupsk County, Pomeranian Voivodeship, in northern Poland. It lies approximately 11 kilometres (7 mi) south-west of Kępice, 37 km (23 mi) south-west of Słupsk, and 124 km (77 mi) west of the regional capital Gdańsk.

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