| Birth |
28 Aug 1301 |
Clifford, Appleby Castle, Westmorland, England |
| Died |
24 Aug 1365 |
Alnwick Castle (Buried at Beverley Minster, Northumberland, Gland, England) |
| |
| Father |
Sir Robert De Clifford, 1st Baron Clifford, b. 1 April 1274, Clifford Castle, Herefordshire, England |
| Relationship |
natural |
| Mother |
Lady Maud De Clare, Baroness Clifford, b. 1276, , Gloucestershire, , England |
| Relationship |
natural |
| Married |
3 November 1295 |
Clifford Castle, Herefordshire, England |
| |
| Family 1 |
Baron William Baron Percy DE PRESSENE, b. 1308, Preston, Northumberland, England |
| Married |
1327 |
Tynemouth, Northumberland, England |
| |
| Family 2 |
Sir Henry de Percy 2nd Baron of Alnwick, b. 06 Feb 1301, Leconfield, Yorkshire, England |
| Married |
1314 |
Yorkshire, England |
| Children |
| + | 1. Henry (3rd Baron Percy) Percy, b. 1321, Castle Alnwick, Northumberland, England |
| + | 2. Maud DePercy, b. 17 Oct 1335, Alnwick, Northumberland, England |
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