Margaret de Percy 1318–1376 | | |
| | 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 | | |
Isabel de Percy 1326–1368 | | |
Thomas de Percy 1328–1369 | | |
Alice de Neville 1358–1433 | | |
Eleanor de Neville 1360–1447 | | |
Thomas de Neville 1362–1407 | | |
| | Lady Alinaore (Eleanor) Neville 1398–1472 Henry Percy 2nd Earl of Northumberland 1393–1455 | | |
Catherine Neville 1397–1483 | | |
| | Richard Neville 1400–1460 Alice de Montacute 1405–1462 | | |
| | William Neville 1st Earl of Kent, 6th Baron Fauconberg, KG 1405–1463 Joan de Fauconberg 1406–1490 | | |
Cuthbert Neville 1405–1425 | | |
Sir Edward Neville 1st Lord of Abergavenny 1407–1476 | | |
| | Earl Humphrey Stafford 1402–1460 | | |
| | Lady Cecily Neville 1415–1495 Richard Plantagenet 1411–1460 | | |
Maud de Neville 1383–1438 | | |
Sir John de Neville 1384–1420 Elizabeth Holland 1381–1423 | | |
Phillippa de Neville 1388–1456 | | |
Elizabeth de Neville 1390–… | | |
| | Sir Ralph de Neville 1392–1458 Mary de Ferrers 1395–1458 | | |
Anastasia de Neville 1395–… | | |
| | Margaret de Neville 1396–1464 Sir Richard le Scrope 1393–1420 | | |
| | Sir Ralph de Neville 1364–1425 Joan de Beaufort 1375–1445 Margaret Stafford 1364–1396 | | |
Elizabeth de Neville 1371–… | | |
| | Lady Maud de Percy 1335–1379 Sir John de Neville 1329–1388 | | |
Eleanor de Percy 1336–1361 | | |
| | Sir Henry de Percy 2nd Baron Percy 1298–1352 Idonea de Clifford 1300–1365 | | |
William de Percy 1301–1355 | | |
| | Henry de Percy 1st Baron Percy of Alnwick 1273–1314 Eleanor FitzAlan 1270–1328 | | | | Eleanor de Warenne Plantagenet 1251–1282 | | | | William de Percy 1185–1245 Joan de Briwere 1193–1233 Ellen de Balliol 1206–1281 | | | | Sir Henry de Percy 1156–1198 | | | | Baron Joscelin de Louvain 1121–1180 | | |
| | | Lord Adam III de Brus 1143–1196 Lady Joanna de Meschines 1140–1196 | | |
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| | | Sir William de Briwere 1145–1227 Beatrice de Vaux 1149–1217 | | | | Henry de Briwere 1114–1205 Lady Anne Walton 1115–1155 | | |
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| | | | | | | Walter de Berkeley 1136–1190 Eva Uchtred of Galloway 1144–1173 | | |
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| | | John Plantagenet de Warenne 1231–1304 Alice de Lusignan 1229–1255 | | | | William Plantagenet Warenne 1166–1240 | | | | Hamelin Plantagenet of Anjou 1130–1202 Isabel de Warenne 1137–1199 | | |
| | | William Marshall 1149–1219 Isabel FitzGilbert de Clare 1172–1220 | | |
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| | | Hugh Brun X de Lusignan 1183–1248 Isabella de Taillefer 1188–1246 | | | | Aymer de Valence 1159–1218 Alice de Courtenay 1159–1211 | | |
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