| Name | Relationship with Natalie Seiwell | Civil | Canon |
| 10th cousin 22 times removed | XLIV | 33 |
| 10th cousin 23 times removed | XLV | 34 |
| Campbell, Colin Or Callen Crawford | 21st great-grandfather | XXIII | 23 |
| 5th cousin 20 times removed | XXXII | 26 |
| 5th cousin 21 times removed | XXXIII | 27 |
| 5th cousin 22 times removed | XXXIV | 28 |
| 5th cousin 23 times removed | XXXV | 29 |
| 5th cousin 24 times removed | XXXVI | 30 |
| 8th cousin 19 times removed | XXXVII | 28 |
| 8th cousin 20 times removed | XXXVIII | 29 |
| 8th cousin 21 times removed | XXXIX | 30 |
| 8th cousin 22 times removed | XL | 31 |
| 7th cousin 24 times removed | XL | 32 |
| 8th cousin 23 times removed | XLI | 32 |
| 8th cousin 24 times removed | XLII | 33 |
| 8th cousin 25 times removed | XLIII | 34 |
| Husband of the 2nd cousin 21 times removed | | |
| Husband of the 2nd cousin 22 times removed | | |
| Husband of the 3rd cousin 21 times removed | | |
| Husband of the 2nd cousin 23 times removed | | |
| Husband of the 3rd cousin 22 times removed | | |
| Husband of the 3rd cousin 23 times removed | | |
| Husband of the 3rd cousin 24 times removed | | |
| Husband of the 3rd cousin 25 times removed | | |
| Husband of the 3rd cousin 26 times removed | | |
| Husband of the 3rd cousin 27 times removed | | |
| Husband of the 6th cousin 22 times removed | | |
| Husband of the 6th cousin 23 times removed | | |
| Husband of the 6th cousin 24 times removed | | |
| Husband of the 6th cousin 25 times removed | | |
| Husband of the 8th cousin 21 times removed | | |
| Husband of the 6th cousin 26 times removed | | |
| Husband of the 8th cousin 24 times removed | | |
| Campbell, Donald Down Fraser | 26th great-granduncle | XXX | 29 |
| Campbell, Donald Sinclair | 22nd great-granduncle | XXVI | 25 |
| 4th cousin 21 times removed | XXXI | 26 |
| 4th cousin 22 times removed | XXXII | 27 |
| 4th cousin 23 times removed | XXXIII | 28 |
| 4th cousin 24 times removed | XXXIV | 29 |
| 4th cousin 25 times removed | XXXV | 30 |
| 7th cousin 20 times removed | XXXVI | 28 |
| 7th cousin 21 times removed | XXXVII | 29 |
| 7th cousin 22 times removed | XXXVIII | 30 |
| 7th cousin 23 times removed | XXXIX | 31 |
| 6th cousin 25 times removed | XXXIX | 32 |
| 7th cousin 24 times removed | XL | 32 |
| 7th cousin 25 times removed | XLI | 33 |
| 7th cousin 26 times removed | XLII | 34 |
| Campbell, Dugal Sinclair | 22nd great-granduncle | XXVI | 25 |
| 4th cousin 21 times removed | XXXI | 26 |