
| William ap Thomas (Herbert) | |
| B: | 1401 |
| Rhaglan,Usk,Monmouthshire,England | |
| D: | 1446 |
| Gwladus verch Dafydd | |
| B: | 1405 |
| Peutun,m Llanddew,Breconshire,Wales | |
| M: | Herefordshire,England |
| D: | 1454 |
| Thomas ap Guillem Herbert | |
| B: | 1372 |
| Wernddu,Monmouthshire,England | |
| D: | 4 Jul 1438 |
| Maud Morley | |
| B: | 1380 |
| Ragland,Monmouthshire,England | |
| M: | Bredwarding,Herefordshire,England |
| Gwenlian Verch Howel | |
| B: | 1340 |
| Cefnyddwyglwy,Monmouthshire,England | |
| Guillem ap Jenken | |
| B: | 1327 |
| Wernddu,Monmouthshire,England | |
| M: | Cefnyddwyglwyd,Monmouthshire,England |
| D: | 1377 |
| Perth Hir,Monmouthshire,England | |
| Howel Vacham Howel | |
| B: | 1314 |