Abt 1430 - Aft 1442 (~ 13 years)
| Griffith Vaughan | |
| B: | Abt 1525 |
| Talhenbont, Llanystumdwy, Anglesey, Wales | |
| D: | Bef. Aug 1566 |
| Talhenbont, Llanystumdwy, Anglesey, Wales | |
| Thomas Vaughan | |
| B: | 1527 |
| Talhenbont, Llanystumdwy, Anglesey, Wales | |
| Catherine ferch Griffith | |
| B: | 1522 |
| Cefn Amlwch, Gwynedd, Wales | |
| Robert Vaughan | |
| B: | Abt 1500 |
| Talhenbont, Llanystumdwy, Anglesey, Wales | |
| Lowry Conway | |
| B: | Abt 1500 |
| Bodrhyddan, Rhuddlan, Flintshire, Wales | |
|
| Howel ap Madog Vaughan | |
| B: | Abt 1430 |
| Llanystumdwy, Caernarvonshire, Wales | |
| D: | Aft 1442 |
| Erddylad ferch Howel | |
| B: | Abt 1450 |
| Wales | |
