Ruler · 208 – 218

Diadumenian

Lived 208 – 218; monarch. Roman emperor of Ancient Rome, 218; also in the line of Roman Empire.

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

Lived: 208 – 218; 10 years
Lines: 2; states
Left it: executed; Wikidata's manner of death

Roman emperor

Ancient Rome · the 786th of 845 dated reigns · 753 BCE – 480

782 before

Geta209 – 211

Macrinus217 – 218

Elagabalus218 – 222

Diadumenian218

Severus Alexander222 – 235

Maximinus Thrax235 – 238

Gordian I238

56 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 218 · under a year · came to it aged 10

Came to it: the child of the ruler before, on record
Left it: executedWikidata's manner of death: decapitation

Also in the line of Roman Empire (25th of 79).

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Diadumenian in the atlas: the article, every line they sat in, and the map in their years.
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Wikidata Q46840 (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.