| Family |
Henry De Percy, [BARON PERCY], b. 6 Feb 1300/1301, , Leconfield, Yorkshire, England d. 26 Feb 1351/1352, , Warkworth, Northumberland, England (Age 51 years) |
| Children |
| | 1. Margaret De Percy, b. Abt 1318, Of, Alnwick, Northumberland, England d. 3 Sep 1376, Gyng, New Buttsbury, Essex, England (Age 58 years) |
| | 2. Richard Percy, b. 1322, Of, Alnwick, Northumberland, England  |
| | 3. Robert Percy, b. 1326, Of, Alnwick, Northumberland, England  |
| | 4. Thomas De Percy, [BISHOP OF NORWI, b. 1328, Of, Alnwick, Northumberland, England d. 1369 (Age 41 years) |
| | 5. Eleanor Percy, b. Abt 1336, Of, Alnwick, Northumberland, England d. Bef 1368 (Age < 31 years) |
| | 6. Henry De Percy, [BARON PERCY], b. 1320, Of, Castle, Alnwick, Northumberland d. 18 May 1368 (Age 48 years) |
| | 7. Roger De Percy, b. Abt 1324, Alnwick, Northumberland, England  |
| | 8. Isabel De Percy, b. Abt 1326, Of, Alnwick, Northumberland, England d. 1368 (Age 42 years) |
| | 9. William Percy, b. 1332, Of, Alnwick, Northumberland, England  |
| | 10. Maud De Percy, b. Abt 1335, Of, Warkworth Castle, Alnwick, Northumberland d. 18 Feb 1378/1379 (Age 44 years) |
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