| | Catherine HOWARD 1414–1478 Elizabeth BEAUCHAMP 1415–1448 | | | | Ralph De NEVILLE 1364–1425 Joan De BEAUFORT 1375–1440 | | | | | John Of Gaunt Prince Of ENGLAND 1340–1398 Catherine De ROET 1350–1403 Constanza Perez Princess Of CASTILE AND LÉON 1354–1394 | | |
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| | | Richard De BEAUCHAMP 1381–1439 Isabel DESPENCER 1400–1439 | | | | William BEAUCHAMP 1358–1411 | | |
| | | Thomas Le DESPENCER 1373–1399 Constance Princess Of ENGLAND 1374–1416 | | |
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