Ruler · 1000 – 1063

Gruffudd ap Llywelyn

Lived 1000 – 1063; monarch. King of Gwynedd of Kingdom of Gwynedd, 1039 – 1063; also in the line of Kingdom of Deheubarth.

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

Lived: 1000 – 1063; 63 years
In office: 24 years; one reign
Lines: 2; states
Left it: died in office; read off the dates alone

King of Gwynedd

Kingdom of Gwynedd · the 30th of 40 dated reigns · 450 – 1240

26 before

Aeddan ap Blegywryd1005 – 1018

Llywelyn ap Seisyll1018 – 1023

Iago ab Idwal ap Meurig1023 – 1039

Gruffudd ap Llywelyn1039 – 1063

Rhiwallon ap Cynfyn1063 – 1069

Bleddyn ap Cynfyn1063 – 1075

Trahaearn ap Caradog1075 – 1081

7 after

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 1039 – 1063 · 24 years · came to it aged 39

Left it: died in officeread off the dates alone: the term ends in 1063, the year they died

Also in the line of Kingdom of Deheubarth (5th of 7).

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Gruffudd ap Llywelyn in the atlas: the article, every line they sat in, and the map in their years.
Analyse the succession of Kingdom of Gwynedd: every reign, how each ended, and the numbers over them.
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Wikidata Q727897 (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.