Joan De Beaufort
ca. 1375 - 1440 (65 år)(NB: Rul ned for at se hele træet.)
| Agnes Bigod 1442- |
| Agnes Bigod | |
| F: | 25 mar. 1442 |
| Anne Greystoke ca. 1412-1477 |
| Anne Greystoke | |
| F: | ca. 1412 |
| Owesley, Yorkshire, England | |
| D: | 22 maj 1477 |
Sir Knight Ralph Bigod of Settrington 1410-1461 |
| Sir Knight Ralph Bigod of Settrington | |
| F: | 1410 |
| Settrington, Yorkshire, England | |
| D: | 29. MATRS 1461 |
| Towton Field, Yorkshire, England | |
| Elizabeth Ferrers ca. 1393-ca. 1434 |
| Elizabeth Ferrers | |
| F: | ca. 1393 |
| Warwickshire, England | |
| D: | ca. 1434 |
| York County, England | |
|
| Joan De Beaufort ca. 1375-1440 |
| Joan De Beaufort | |
| F: | ca. 1375 |
| Chateau De Beaufort, Maine-et-Loire, Frankrig | |
| D: | 13 nov. 1440 |
| Howden, Yorkshire, England | |
| Robert Ferrers, 2nd Baron Ferrers of Wemme ca. 1373-før 1396 |
| Robert Ferrers, 2nd Baron Ferrers of Wemme | |
| F: | ca. 1373 |
| Suffolk, England | |
| D: | før 29 nov. 1396 |