| Llywelyn AP OWEN | |
| B: | Est 1270 |
| Iscoed, Ceredigion, WLS | |
| D: | 1309 |
| D. Of ROBERT DE VALE | |
| B: | Est 1280 |
| D: | Yes, date unknown |
| Angharad FERCH OWEN | |
| B: | Est 1240 |
| D: | Yes, date unknown |
| Owen AP MAREDYDD | |
| B: | Est 1240 |
| D: | 15 Aug 1275 |
| Owen AP MEREDITH | |
| B: | Est 1210 |
| D: | Yes, date unknown |
| Margred FERCH MAELGWN | |
| B: | Est 1219 |
| D: | 1255 |
