| | Roger Mortimer 4th Earl of March & Ulster 1374–1398 | | | | Edmund Mortimer 3rd Earl of March 1351–1381 Philippa Plantagenet of Clarence, Countess of Ulster …–1381 | | | | Roger Mortimer 2nd Earl of March 1328–1359 | | | | Edmund Mortimer 1306–1331 Elizabeth de Badlesmere 1315–1356 | | |
| | | William … 1st Earl of Salisbury …–… |
|
|
| | | Lionel Plantagenet of Antwerp, Duke of Clarence, KG …–1368 Elizabeth de Burgh …–1363 Violante Visconti … …–1386 | | | | King of England and France, Lord of Ireland (1327-1377) Edward III Plantagenet 1312–1377 Philippe (d'Avesnes) de Hainault 1314–1369 | | |
| | | William Donn de Burgh 1312–1333 | | |
| |
|
|
|
| | | Thomas Holland 1st Earl of Kent, KG …–1360 |
|
|
