Słupia (German: Stolpe) is a river in north-western Poland, a tributary of the Baltic Sea, with a length of 138 kilometres and the basin area of 1,623 km².
Towns:
See also: Rivers of Poland, List of rivers of Europe.
Coordinates: 54°35′20″N 16°51′10″E / 54.5889°N 16.8528°E