| | Saint Brochmael ap Cyngen 494–… | | |
| | Tudglid verch Brychan 480–… | | |
| | Prawst verch Tudwal 450–… | | |
| | | | | | Gwrfawr Morfawr ap Cadfan Gadeon 400–… | | | | Cadfan Gadeon (Cadvan) ap Cynon (Conan) 340–405 Gladys verch Lleiffer Mawr (verch Lleuvar Mawr) 180–… | | | | King of Brittany and Dumnonia Conan (Cynon) Meriadoc 305–367 | | | | Caradoc (Geraint) ap Einnyd 310–… | | |
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| | | | | | | | Eurgen (Eugein) ap Meric (Marius) …–… | | |
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