| Father | John AUBREY (1361 - ) |
| Mother | Maude FRANCIS Countess of Salisbury (1359 - 1424) |
| Sibling | Anne DE MONTAGU Duchess of Exeter (1399 - 1457) |
| Sibling | Elizabeth MONTACUTE (1385 - 1438) |
| Sibling | Robertus ( Montacute) MONTAGU (1385 - 1428) |
| Sibling | Margaret MONTACUTE (1386 - ) |
| Sibling | Richard DE MONTAGUE (1389 - 1400) |
| Sibling | Richard de MONTICUTE (1390 - ) |
| Sibling | Anne de MONTICUTE (1392 - ) |
| Sibling | Margaret MONTAGU Or Montacute (1393 - ) |
| Sibling | Thomas WHITBREAD (1396 - 1450) |
| Sibling | Thomas French WHITEBREAD OR WHITBREAD OR WHYBRED (1398 - 1429) |
| Sibling | John PERS DE MONTAGU (1400 - ) |
| Sibling | Thomas MONTAGUE (1460 - ) |