| Father | Ralph Neville 1st Earl of Westmorland (1364 - 1425) |
| Mother | Lady Joan Beaufort Countess of Westmorland (1375 - 1440) |
| Sibling | Edward Neville 3rd Lord Abergavenny (1412 - 1476) |
| Sibling | Lady Eleanor Neville (1398 - 1478) |
| Sibling | Sir Richard Neville (1400 - 1460) |
| Sibling | Katherine Neville (1400 - 1483) |
| Sibling | Henry Neville (1402 - 1425) |
| Sibling | Thomas Neville Baron St.Maur & Lovel (1403 - 1410) |
| Sibling | Sir William Neville (1405 - 1463) |
| Sibling | Lady Anne Neville (1409 - 1480) |
| Sibling | Joan Neville (1412 - 1453) |
| Sibling | Cecily Neville Duchess of York (1415 - 1495) |