Wesoła Kępa [vɛˈsɔwa ˈkɛmpa] is a settlement in the administrative district of Gmina Stary Dzierzgoń, within Sztum County, Pomeranian Voivodeship, in northern Poland. It lies approximately 56 kilometres (35 mi) north of Stary Dzierzgoń, 2 km (1 mi) south of Sztum, and 81 km (50 mi) northeast of the regional capital Warsaw.

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