| | Henry Percy 4th Earl of Northumberland, KG 1449–1489 Maud Herbert Countess of Northumberland …–… | | |
| | Henry Percy 3rd Earl of Northumberland 1421–1461 | | |
| | Henry Percy 2nd Earl of Northumberland 1393–1455 Lady Alinaore (Eleanor) Neville 1398–1472 | | |
| | Sir Henry Percy KG 1364–1403 | | |
| | Henry de Percy 1st Earl of Northumberland, 4th Baron Percy, titular King of Mann, KG, Lord Marshal 1341–1408 Margaret de Neville …–1372 | | | | Henry de Percy 3rd Baron Percy of Alnwick 1321–1368 Mary Plantagenet Baroness Percy 1320–1362 | | | | Sir Henry de Percy 2nd Baron Percy 1298–1352 Idonea de Clifford 1300–1365 | | | | Henry de Percy 1st Baron Percy of Alnwick 1273–1314 Eleanor FitzAlan 1270–1328 | | | | Eleanor de Warenne Plantagenet 1251–1282 | | |
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| | | Robert de Clifford 1st Baron Cifford 1274–1314 |
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