| Father | Richard SACKVILLE (1472 - 1523) |
| Mother | Isabel DIGGES (1465 - 1524) |
| Sibling | John SACKVILLE Esquire, High Sheriff of Sussex, MP (1484 - 1557) |
| Sibling | Lady Maud Mildred SACKVILLE (1462 - 1510) |
| Sibling | Thomas SACKVILLE (1480 - 1557) |
| Sibling | Lady Johanna SACKVILLE (1481 - 1546) |
| Sibling | Richard SACKVILLE (1486 - ) |
| Sibling | Joan SACKVILLE (1489 - 1557) |
| Sibling | Edward SACKVILLE (1492 - 1557) |
| Sibling | Mary SACKVILLE (1493 - 1557) |
| Sibling | Lady Margaret SACKVILLE (1497 - 1557) |
| Sibling | Isabel SACKVILLE (1498 - ) |
| Sibling | Constance SACKVILLE ( - 1554) |
| Sibling | Mary SACKEVILLE ( - ) |
| Sibling | William SACKVILLE ( - ) |