Severian, Siverian, Severians or Severianus may refer to:
People
Ancient Rome: pagans
In chronological order.
Christians
In chronological order.
Groups
- Severians, a tribe or tribal union of early East Slavs from the 8th to the 10th centuries
- Severian Encratites, a sect of gnostic Encratites, a 2nd-century sect of Christians
- Severians, the followers of the 6th-century Patriarch Severus of Antioch
Fictional characters
Other
- Severian, anything of or related to Severia, medieval region in Eastern Europe named after the Severian tribe
See also