Severian

Severian, Siverian, Severians or Severianus may refer to:

Ancient Rome: pagans
In chronological order.
 * Publius Juventius Celsus Titus Aufidius Hoenius Severianus (c. 67 – c. 130), Roman jurist
 * Sextus Cocceius Severianus (fl. 145–163), Roman senator and governor
 * Marcus Sedatius Severianus (105–161/2), Roman senator
 * Otacilius Severianus (3rd century), Roman governor, father of Marcia Otacilia Severa
 * Flavius Severianus, son of the emperor Valerius Severus (died 313)
 * Iulius Severianus (5th century), Latin rhetor
 * Severianus of Damascus (fl. c. 450–480), Roman governor

Christians
In chronological order.
 * Severian and Aquila (3rd century), Christian martyrs, husband and wife
 * Severian, Christian martyr torn apart by stones around 300
 * Severian, one of the Four Crowned Martyrs at the turn of the 4th century
 * Severian (died 320), a Roman Christian soldier who was one of the Forty Martyrs of Sebaste
 * Severian of Gabala (fl. c. 400), Christian bishop and a popular preacher in Constantinople
 * Severian of Scythopolis (died 453), Christian bishop in Palestine and martyr
 * Severian Baranyk (1889–1941), Ukrainian Greek Catholic priest and martyr in Ukraine
 * Severian Yakymyshyn (1930–2021), Ukrainian Greek Catholic priest in Canada

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

 * Severian (character), narrator and protagonist of Gene Wolfe's novels The Book of the New Sun and The Urth of the New Sun
 * Siverian, one of the characters in Roderick the Last of the Goths, an 1814 epic poem by Robert Southey

Other

 * Severian, anything of or related to Severia, medieval region in Eastern Europe named after the Severian tribe