Mary Plantagenet
(Notes: You may have to scroll down or right to see chart.)
| Henry Percy, 2nd. Earl of Northumberland |
| Henry Percy, 2nd. Earl of Northumberland | |
| B: | 3 Feb 1393 |
| Alnwick, Northumberland, England | |
| D: | 22 May 1455 |
| St. Albans, Hertfordshire, England | |
| Eleanor Neville |
| Eleanor Neville | |
| B: | Unknown |
| D: | Aft 1436 |
| Sir Henry Percy |
| Sir Henry Percy | |
| B: | 20 May 1364 |
| Spofforth, Yorkshire, England | |
| D: | 21 Jul 1403 |
| Shrewsbury, Shropshire, England | |
| Lady Elizabeth Mortimer |
| Lady Elizabeth Mortimer | |
| B: | Unknown |
| D: | Unknown |
| Henry Percy, 1st. Earl of Northumberland |
| Henry Percy, 1st. Earl of Northumberland | |
| B: | 10 Nov 1341 |
| Alnwick, Northumberland, England | |
| D: | 20 Feb 1408 |
| Bramham Moor, Yorkshire, England | |
| Margaret Neville |
| Margaret Neville | |
| B: | Unknown |
| D: | Aft 1364 |
|
| Mary Plantagenet |
| Mary Plantagenet | |
| B: | 1320-1321 |
| Tutbury, Staffordshire, England | |
| D: | 1 Sep 1362 |
| Alnwick, Northumberland, England | |
| Henry Percy, 3rd. Baron Percy |
| Henry Percy, 3rd. Baron Percy | |
| B: | Abt 1321 |
| D: | 1368 |
