List of rulers of Gwynedd

Kings of Gwynedd

House of Cunedda

• Cunedda Wledig ap Edern
• Einion Yrth ap Cunedda
• * Owain Ddantgwyn ap Einion
• * Cynlas Goch & St Einion ap Owain
• Cadwallon Lawhir ap Einion
• Maelgwn Hir ap Cadwallon
• Rhun Hir ap Maelgwn
• Beli ap Rhun
• Iago ap Beli
• Cadfan ap Iago
• Cadwallon ap Cadfan
• Cadafael Cadomedd ap Cynfeddw
• Cadwaladr Fendigaid ap Cadwallon
• Idwal Iwrch ap Cadwaladr
• Rhodri Molwynog ap Idwal
• Caradog ap Meirion
• Cynan Dindaethwy ap Rhodri
• Hywel ap Rhodri Molwynog

House of Manaw

• Merfyn Frych ap Gwriad
• Rhodri Mawr ap Merfyn

  House of Aberffraw

• Anarawd ap Rhodri
• Idwal Foel ab Anarawd
• Hywel Dda ap Cadell
• Iago ab Idwal
• Ieuaf ab Idwal
• Hywel ab Ieuaf
• Cadwallon ab Ieuaf

  House of Dinefwr

• Maredudd ab Owain Dinefwr dynasty seizes Gwynedd

  House of Aberffraw

• Cynan ap Hywel Returns to the Aberffraw dynasty briefly

  Usurper

• Aeddan ap Blegywryd

  House of Rhuddlan

• Llywelyn ap Seisyll

  House of Aberffraw

• Iago ab Idwal ap Meurig

  House of Rhuddlan

• Gruffydd ap Llywelyn

  House of Mathrafal

• Bleddyn ap Cynfyn
• Trahaearn ap Caradog

  House of Aberffraw

• Gruffydd ap Cynan
• Owain Gwynedd ap Gruffydd
• Hywel ab Owain Gwynedd r. 1170; killed by his younger brother Dafydd ab Owain in a conspiracy hatched by his stepmother Cristen, dowager princess of Gwynedd, and her sons Dafydd and Rhodri ab Owain.
• Dafydd I the Usurper, displaced elder brother Hywel ap Owain Gwynedd, but was himself displaced between 1195 ruling only lower Gwynedd. England recognized Dafydd as Prince of Gwynedd, though Welsh jurists did not.
• * Rhodri ab Owain Gwynedd Ruling upper Gwynedd until 1174
• * 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.

  Princes of Wales

• Llywelyn Fawr ap Iorwerth, first Prince of Wales
• Dafydd ap Llywelyn
• Owain Goch ap Gruffydd
• Llywelyn the Last ap Gruffydd
• Dafydd ap Gruffydd, pretender

  Pretenders

• Madog ap Llywelyn
• Owain Lawgoch ap Tomas ap Rhodri, great-nephew of Llywelyn ap Gruffudd, in exile but claimed the title.