List of rulers of Gwynedd
This is a list of the rulers of the Kingdom of Gwynedd. Many of them were also acclaimed "King of the Britons" or "Prince of Wales".
List of kings or princes of Gwynedd
House of Cunedda
- Cunedda .
- Einion Yrth ap Cunedda .
- * Owain Danwyn ap Einion.
- * Cuneglasus and Saint Einion ap Owain.
- Cadwallon Lawhir ap Einion .
- Maelgwn Gwynedd.
- Rhun Hir ap Maelgwn .
- Beli ap Rhun.
- Iago ap Beli.
- Cadfan ap Iago.
- Cadwallon ap Cadfan.
- Cadafael, King of Gwynedd .
- Cadwaladr .
- Idwal Iwrch .
- Rhodri Molwynog
- Caradog ap Meirion.
- Cynan Dindaethwy.
- Hywel ap Caradog.
House of Manaw
Merfyn Frych.Rhodri Mawr .House of Aberffraw
The warfare among the sons of Rhodri meant that the descendants of Anarawd became considered a separate house called the House of Aberffraw from their principal seat – from the junior branches in Deheubarth and elsewhere:- Anarawd ap Rhodri .
- Idwal Foel ab Anarawd .
- Hywel Dda .
- Iago ab Idwal.
- Ieuaf ab Idwal.
- Hywel ap Ieuaf.
- Cadwallon ab Ieuaf.
House of Dinefwr
- Maredudd ab Owain House of Dinefwr seizes Gwynedd.
House of Aberffraw
- Cynan ap Hywel Returns to the House of Aberffraw briefly.
Usurper
House of Rhuddlan
House of Aberffraw
House of Rhuddlan
House of Mathrafal
House of Aberffraw
- Gruffudd ap Cynan .
- Owain Gwynedd.
- Hywel ab Owain Gwynedd r. 1170; killed by his younger brother Dafydd ab Owain in a conspiracy hatched by his stepmother Cristin, dowager princess of Gwynedd, and her sons Dafydd and Rhodri ab Owain.
- Dafydd ab Owain Gwynedd, displaced elder brother Hywel ap Owain Gwynedd, but was himself displaced from Upper Gwynedd c. 1173 ruling only lower Gwynedd until displaced by Llywelyn ab Iorwerth in 1198. England recognized Dafydd as Prince of Gwynedd, though Welsh jurists did not.
- * Rhodri ab Owain Gwynedd, Ruling upper Gwynedd and Ynys Mon until 1194 and then Ynys Mon solely from 1194–1195 until he was ousted by the sons of his brother Cynan.
- * Maelgwn ab Owain Gwynedd, ruling Ynys Mon and supporter of his elder brother Hywel ap Owain's claim as Prince. After Hywel's death, Maelgwn was able to retain Ynys Mon from Dafydd the Usurper.