Stefanowo [stɛfaˈnɔvɔ] is a settlement in the administrative district of Gmina Kosakowo, within Puck County, Pomeranian Voivodeship, in northern Poland. It lies approximately 3 kilometres (2 mi) east of Kosakowo, 15 km (9 mi) south-east of Puck, and 26 km (16 mi) north of the regional capital Gdańsk.

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