 | Katherine ROET (1350-1403) 
|
 | Sir John BEAUFORT, * 1st Earl of Somerset (1373-1410)  |
 | Thomas BEAUFORT, Duke Of Exeter (1377- ) |
| Joan DE BEAUFORT (1379-1440) |
| Cardinal Henry DE BEAUFORT (1367-1447)
|
| Alice FITZ ALAN (1372- ) |
| Jane BEAUFORT (1391- ) |
