Duke of Cornwall Antonius Ap Seisyll
720 BC - Yes, date unknownDrag or scroll to see more of the chart.
Duke of Cornwall Dyfnarth Ap Prydain
510 BC-Yes, date unknown
| Duke of Cornwall Dyfnarth Ap Prydain | |
| B: | 510 BC |
| D: | Yes, date unknown |
Duke of Cornwall Prydain Ap Aedd Mawr
580 BC-Yes, date unknown
| Duke of Cornwall Prydain Ap Aedd Mawr | |
| B: | 580 BC |
| D: | Yes, date unknown |
Duke of Cornwall Aedd Mawr Ap Antonius
650 BC-Yes, date unknown
| Duke of Cornwall Aedd Mawr Ap Antonius | |
| B: | 650 BC |
| D: | Yes, date unknown |
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Duke of Cornwall Antonius Ap Seisyll
720 BC-Yes, date unknown
| Duke of Cornwall Antonius Ap Seisyll | |
| B: | 720 BC |
| D: | Yes, date unknown |