- Danubic (less common)
Danubian (plural Danubians)
- (historical) A member of one of the early human cultures which were centred in the Danube basin, such as the Linear Pottery culture or the Vučedol culture.
2009, Walter Goffart, Barbarian Tides: The Migration Age and the Later Roman Empire, page 87:
- After decades of quiescence, mid-Danubians took the war path as the 400s began.