Badzianko [baˈd͡ʑankɔ] is a settlement in the administrative district of Gmina Czersk, within Chojnice County, Pomeranian Voivodeship, in northern Poland. It lies approximately 4 kilometres (2 mi) north of Czersk, 31 km (19 mi) north-east of Chojnice, and 75 km (47 mi) south-west of the regional capital Gdańsk.

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