Wielbark may refer to:
Wielbark culture, part of an Iron Age archaeological complex in northern Europe Wielbark, Pomeranian Voivodeship, a village in northern Poland Wielbark, Warmian-Masurian Voivodeship, a town in north-east Poland Gmina Wielbark, a rural administrative district in Warmian-Masurian Voivodeship
See also Vidivarii, archeological culture related to Wielbark culture Willenberg (disambiguation)