Ruler · 317 – 361

Constantius II

Lived 317 – 361; politician. Byzantine emperor of Byzantine Empire, 337 – 361; also in the line of Roman Empire and Ancient Rome.

For the full story, the article on Wikipedia (CC BY-SA 4.0); this page holds what the record says of the reign.

Lived: 317 – 361; 44 years
In office: 24 years; one reign
Lines: 3; states
Left it: died in office; Wikidata's manner of death

Byzantine emperor

Byzantine Empire · the 2nd of 113 dated reigns · 337 – 1453

Constans337 – 350

Constantius II337 – 361

Jovian363 – 364

Valens364 – 378

Theodosius I379 – 395

108 after

killed, executed or dead in battledeposed, abdicated, exiled or removeddied in officeleft alive by a regular roadending not on recorda second row: a reign that began before the last had ended — rival claimants, or a shared thronethis entry

Reigned 337 – 361 · 24 years · came to it aged 20

Came to it: the sibling of the ruler before, on record
Left it: died in officeWikidata's manner of death: natural causes; fever

Also in the line of Roman Empire (70th of 79) and Ancient Rome (829th of 845).

Open in the atlas

Constantius II in the atlas: the article, every line they sat in, and the map in their years.
Analyse the succession of Byzantine Empire: every reign, how each ended, and the numbers over them.
States of Middle East and North Africa, and every state with a page.

Wikidata Q46418 (CC0) · the reigns from Wikidata's P39 terms, the rulers' own articles read by grammar (sentences quoted above, CC BY-SA 4.0) and Kokkonen & Sundell where they code the line · data built 2026-10-06 · Pastlas v2.9.1, by Oleh Voronko. The published atlas and its data are for non-commercial use.