Brzeziniec [bʐɛˈʑiɲɛt͡s] is a settlement in the administrative district of Gmina Dębnica Kaszubska, within Słupsk County, Pomeranian Voivodeship, in northern Poland. It lies approximately 5 kilometres (3 mi) north-east of Dębnica Kaszubska, 13 km (8 mi) south-east of Słupsk, and 94 km (58 mi) west of the regional capital Gdańsk.

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