Cisiny [t͡ɕiˈɕinɨ] is a settlement in the administrative district of Gmina Osieczna, within Starogard County, Pomeranian Voivodeship, in northern Poland. It lies approximately 11 kilometres (7 mi) east of Osieczna, 26 km (16 mi) south-west of Starogard Gdański, and 70 km (43 mi) south of the regional capital Gdańsk.

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