| Father | Male Sir Edmund "The Good Earl" Mortimer, 3rd Earl of March |
| Born | 1 Feb 1352 | LIangynwyd, Glamorgan, Wales  |
| Died | 27 Dec 1381 | Cork, Ireland |
| Buried | ||
| Married | 1368 | Queens Chapel, Berkshire, England |
| Father | Sir Roger 2nd Earl of March de Mortimer KG | F24876 Group Sheet | |
| Mother | Lady Philippa Countess of March De Montagu | F24876 Group Sheet | |
| Mother | Female Philippa 5th Countess of Ulster, House of Plantagenet |
| Born | 16 Aug 1355 | Eltham Palace, Kent, England |
| Died | 1381 | Wigmore Castle, Thornbury, Hereford, Herefordshire, England |
| Buried | ||
| Father | Duke Lionel of Clarence, Prince of England Plantagenet | F24332 Group Sheet | |
| Mother | Duchess Elizabeth of Clarence, Countess of Ulster de Burgh | F24332 Group Sheet | |
| Child 1 | Female + Lady Elizabeth Baroness de Camoys Countess Northumberland De Mortimer |
| Born | 12 Feb 1371 | Usk, Monmouthshire, Wales |
| Died | 20 Apr 1417 | Trotton, Sussex, England |
| Buried | ||
| Spouse | Thomas de Camoys, 1st Baron Camoys | F24330 | |
| Married | ||
