| Edward III, King of England (1312 - 1377) |
William DE BURGH , Earl of Ulster (1312 - 1333) |
| Philippa OF HAINAULT (1311 - 1369) |
Maud PLANTAGENET (ca1310 - 1377) |
| Lionel PLANTAGENET , Duke of Clarence, Earl of Ulster | Elizabeth DE BURGH , Countess of Ulster |
| ali. Lionel of Antwerp b. Nov 29, 1338, Antwerp, Brabant, Belgium bp. d. Oct 17, 1368, Alba, Piedmont, Italy bur. Suffolk, England occ. rel. edu. |
ali. b. Jul 6, 1332, Ulster, Ireland bp. d. Dec 10, 1363, Dublin, County Dublin, Ireland bur. Suffolk, England occ. rel. edu. |
| Philippa PLANTAGENET , Countess of Ulster |