524-590
| Hoel, II, of Brittany | |
| B: | 524 |
| D: | 590 |
542-Yes, date unknown
| Rimo Ferch Rhun, of Gwenydd | |
| B: | 542 |
| D: | Yes, date unknown |
491-570
| King of Brittany Hoel, I | |
| B: | 491 |
| D: | 570 |
485-Yes, date unknown
| Alma Pompea De Domnonee | |
| B: | 485 |
| D: | Yes, date unknown |
475-Yes, date unknown
| Elaine Ferch Gwrleis, of Cornwall | |
| B: | 475 |
| D: | Yes, date unknown |
470-556
| King of Brittany Budic, I | |
| B: | 470 |
| D: | 556 |
|
| Duke of Cornwall Gwrleis Sap Ap Sartogys | |
| B: | 460 |
| D: | 490 |
452-Yes, date unknown
| Iferna Ferch Amlaydd, of Dumnonia | |
| B: | 452 |
| D: | Yes, date unknown |