| Howel ap Madog Vaughan | |
| B: | Abt 1430 |
| Llanystumdwy, Caernarvonshire, Wales | |
| D: | Aft 1442 |
| Erddylad ferch Howel | |
| B: | Abt 1450 |
| Wales | |
| Gwerfyl ferch Rhys | |
| B: | Abt 1400 |
| Wales | |
| Madog ap Ieuan | |
| B: | Abt 1390 |
| Llanystumdwy, Caernarvonshire, Wales | |
| D: | Aft. 1416 |
| Rhys ap Tudor | |
| D: | 1412 |
| Chester, Cheshire, England | |
| Tudor ap Goronwy | |
| B: | Abt 1310 |
| D: | Abt 1367 |
