Ruler · 1404 – 1460

John IV of Trebizond

Lived 1404 – 1460. Emperor of Trebizond of Empire of Trebizond, 1429 – 1460.

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

Lived: 1404 – 1460; 56 years
In office: 31 years; one reign
Lines: 1; Empire of Trebizond
Left it: died in office; read off the dates alone

Emperor of Trebizond

Empire of Trebizond · the 19th of 22 dated reigns · 1204 – 1461

15 before

Alexios III of Trebizond1349 – 1390

Manuel III of Trebizond1390 – 1417

Alexios IV of Trebizond1417 – 1429

John IV of Trebizond1429 – 1460

Alexander of Trebizond1451 – 1459

Alexios V of Trebizond1460

David of Trebizond1460 – 1461

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 1429 – 1460 · 31 years · came to it aged 25

Came to it: the child of the ruler before, on record
Left it: died in officeread off the dates alone: the term ends in 1460, the year they died

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

Wikidata Q536820 (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.