440 - 500 (60 years)
| Rhun Son of Maelgwn Gwynedd -Aft 550 |
| Rhun Son of Maelgwn Gwynedd | |
| D: | Aft 550 |
| Maelgwn Gwynedd -547 |
| Maelgwn Gwynedd | |
| D: | 547 |
| Cadwallon Son of Cunedda 460-534 |
| Cadwallon Son of Cunedda | |
| B: | 460 |
| D: | 534 |
| Einion Yrth Ap Cunedda 440-500 |
| Einion Yrth Ap Cunedda | |
| B: | 440 |
| D: | 500 |
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