| Father | John Fitton (1475 - 1526) |
| Mother | Ellen Brereton (1477 - 1541) |
| Sibling | Cecelia Fitton (1516 - 1577) |
| Sibling | Elsie Elizabeth de Fitton (1490 - 1506) |
| Sibling | Anne de Fitton (1490 - 1577) |
| Sibling | Henry de Fitton (1494 - ) |
| Sibling | Anne Fitton (1499 - 1540) |
| Sibling | Joan de Fitton (1499 - ) |
| Sibling | Sir Edward Fitton (1500 - 1548) |
| Sibling | John de Fitton (1502 - 1548) |
| Sibling | Elizabeth Fitton (1507 - 1577) |
| Sibling | Randle Randall Fitton (1509 - 1548) |
| Sibling | John Fitton (1524 - 1548) |
| Sibling | Lawrence Fitton (1524 - 1548) |
| Sibling | Thomas Fitton (1524 - 1548) |
| Sibling | William Fitton (1524 - 1548) |
| Sibling | Matilda Maud Fitton (1527 - 1577) |
| Sibling | Matilda Fitton ( - ) |