Família: John of Gaunt, Duke of Lancast. / Catherine Swynford Roet (F7917)
cas. 13 Jan 1396Edward III, Rei (1312-1377) 
|
Philippa of Hainault (1311-1369) |
Edward, Prince of Wales (1330-1376)  |
| Edmund of Langley, Duke of York (1341-1402) |
| John of Gaunt, Duke of Lancast. (1340-1399)
|
| Catherine Swynford Roet (1350-1403) |
| John Beaufort, Earl Sommerset ( -1410) |