788 - 877 (89 years)
| Idwal "Foel" AP ANARAWD | |
| B: | Abt 883 |
| Of Aberffraw Castle, , , Wales | |
| D: | 942 |
| Mereddon FERCH CADWR | |
| B: | Est 887 |
| D: | Yes, date unknown |
| Anarawd AP GWYNEDD | |
| B: | Abt 853 |
| D: | 916 |
| Gwynedd AP RHODRI "MAWR" | |
| B: | Abt 823 |
| D: | Yes, date unknown |
| OWAIN | |
| B: | Est 940 |
| D: | 988 |
| Hywel DDA | |
| B: | Est 855 |
| D: | 950 |
| Cadell OF DEHEUBARTH | |
| B: | Est 825 |
| D: | Abt 909 |
|
| Rhodri "Mawr" AP MERFYN | |
| B: | 788 |
| Llandilo, Carmarths, , WLS | |
| D: | 877 |
