Ruler · 1251 – 1305

John IV Doukas Laskaris

Lived 1251 – 1305; ruler. Byzantine emperor of Byzantine Empire, 1259 – 1262.

Wikidata's English label: John IV Laskaris.

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

Lived: 1251 – 1305; 54 years
In office: 3 years; one reign
Lines: 1; Byzantine Empire
Left it: deposed or killed; Kokkonen & Sundell

Byzantine emperor

Byzantine Empire · the 97th of 113 dated reigns · 337 – 1453

93 before

Alexios V Doukas1204

Constantine Laskaris1204 – 1205

Nicholas Laskaris1208 – 1210

John IV Doukas Laskaris1259 – 1262

Michael VIII Palaiologos1261 – 1282

Anna of Hungary1273 – 1281

Andronikos II Palaiologos1282 – 1328

13 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 1259 – 1262 · 3 years · came to it aged 8

Left it: deposed or killedcoded by Kokkonen & Sundell: by others

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Wikidata Q37088 (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.