390-421
| King of Dumnonia Gradlon Mawr | |
| B: | 390 |
| D: | 421 |
380-Yes, date unknown
| Lady Tigrada, of Ireland | |
| B: | 380 |
| D: | Yes, date unknown |
340-421
| King of Brittany Conon Meriadoc | |
| B: | 340 |
| D: | 421 |
340-Yes, date unknown
| Dareca Niccalpurius, of Ireland | |
| B: | 340 |
| D: | Yes, date unknown |
297-Yes, date unknown
| Lord of Meriadoc Caradoc Ap Einydd | |
| B: | 297 |
| D: | Yes, date unknown |
360-450
| King of Dumnonia Gadeon | |
| B: | 360 |
| D: | 450 |
345-420
| King of Dumnonia Cynan | |
| B: | 345 |
| D: | 420 |
315-Yes, date unknown
| Eudaf hen Pctavan Ap Einydd, of Dumnonia | |
| B: | 315 |
| D: | Yes, date unknown |
|
277-Yes, date unknown
| Einydd Ap Gwrddfn, of Dumnonia | |
| B: | 277 |
| D: | Yes, date unknown |