Osieczki [ɔˈɕɛt͡ʂki] is a settlement in the administrative district of Gmina Kępice, within Słupsk County, Pomeranian Voivodeship, in northern Poland. It lies approximately 4 kilometres (2 mi) north of Kępice, 24 km (15 mi) south-west of Słupsk, and 114 km (71 mi) west of the regional capital Gdańsk.

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