Ruler · 1173 – 1240

Llywelyn ab Iorwerth

Lived 1173 – 1240; monarch. King of Gwynedd of Kingdom of Gwynedd, 1195 – 1240.

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

Lived: 1173 – 1240; 67 years
In office: 45 years; one reign
Lines: 1; Kingdom of Gwynedd
Left it: died in office; read off the dates alone

King of Gwynedd

Kingdom of Gwynedd · the 40th of 40 dated reigns · 450 – 1240

36 before

Rhodri ab Owain Gwynedd1170 – 1195

Maelgwn ab Owain Gwynedd1170 – 1195

Dafydd ab Owain Gwynedd1170 – 1195

Llywelyn ab Iorwerth1195 – 1240

killed, executed or dead in battledied 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 1195 – 1240 · 45 years · came to it aged 22

Came to it: the nephew or niece of the ruler before, on record
Left it: died in officeread off the dates alone: the term ends in 1240, the year they died

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Wikidata Q467685 (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.