820-878
| Prince of Wales Rhodri Mawr | |
| B: | 820 |
| Caer Seiont, Caernarfon, Caernarvon, Wales, United Kingdom | |
| D: | 878 |
| , Anglesey, Wales, United Kingdom | |
790-Yes, date unknown
| Nest, of Powys | |
| B: | 790 |
| D: | Yes, date unknown |
775-844
| King of Gwynedd Merfyn Mawr | |
| B: | 775 |
| , , Wales, United Kingdom | |
| D: | 844 |
| King of Powys Cadell Ap Breochwel | |
| B: | 730 |
| D: | 808 |
| King of Powys Brochfael Ap Elisedd | |
| B: | 690 |
| D: | 770 |
660-740
| King of Powys Elisedd | |
| B: | 660 |
| D: | 740 |
625-Yes, date unknown
| Sanan Ferch Nowy, of Dyfed | |
| B: | 625 |
| D: | Yes, date unknown |
627-700
| King of Powys Gwylog | |
| B: | 627 |
| D: | 700 |
590-640
| King of Dyfed Nowy | |
| B: | 590 |
| D: | 640 |
570-610
| King of Dyfed Arthwyr | |
| B: | 570 |
| D: | 610 |
550-590
| King of Dyfed Pedr | |
| B: | 550 |
| D: | 590 |
530-570
| King of Dyfed Cyngar | |
| B: | 530 |
| D: | 570 |
| King of Demetia Vortipor Gwrthefyr | |
| B: | 500 |
| D: | 540 |
|
480-515
| King of Demetia Aircol Lawhir | |
| B: | 480 |
| D: | 515 |