Abt 853 - 916 (~ 63 years)
| Idwal AP MEURIG Abt 945-996 |
| Idwal AP MEURIG | |
| B: | Abt 945 |
| Of Aberffraw Castle, , , Wales | |
| D: | 996 |
| Meurig AP IDWAL FOEL Abt 917-986 |
| Meurig AP IDWAL FOEL | |
| B: | Abt 917 |
| Of Aberffraw Castle, , , Wales | |
| D: | 986 |
| Idwal "Foel" AP ANARAWD Abt 883-942 |
| Idwal "Foel" AP ANARAWD | |
| B: | Abt 883 |
| Of Aberffraw Castle, , , Wales | |
| D: | 942 |
 | Mereddon FERCH CADWR Est 887-Yes, date unknown |
| Mereddon FERCH CADWR | |
| B: | Est 887 |
| D: | Yes, date unknown |
|
| Anarawd AP GWYNEDD Abt 853-916 |
| Anarawd AP GWYNEDD | |
| B: | Abt 853 |
| D: | 916 |
