| Name | Relationship with Natalie Seiwell | Civil | Canon |
| Husband of the 11th cousin 18 times removed | | |
| Husband of the 12th cousin 17 times removed | | |
| Husband of the 11th cousin 19 times removed | | |
| Husband of the 12th cousin 18 times removed | | |
| Husband of the 11th cousin 20 times removed | | |
| Husband of the 12th cousin 19 times removed | | |
| Husband of the 11th cousin 21 times removed | | |
| Husband of the 12th cousin 20 times removed | | |
| Husband of the 11th cousin 22 times removed | | |
| Montgomerie, Alexander Erskine | 21st great-grandfather | XXIII | 23 |
| 22nd great-grandfather | XXIV | 24 |
| 1st cousin 22 times removed | XXVI | 24 |
| 1st cousin 24 times removed | XXVIII | 26 |
| 7th cousin 22 times removed | XXXVIII | 30 |
| 7th cousin 25 times removed | XLI | 33 |
| Husband of the 18th great-grandaunt | | |
| Husband of the half 20th great-grandaunt | | |
| Husband of the 1st cousin 20 times removed | | |
| Husband of the 3rd cousin 21 times removed | | |
| Husband of the 4th cousin 19 times removed | | |
| Husband of the 4th cousin 20 times removed | | |
| Husband of the 3rd cousin 23 times removed | | |
| Husband of the 4th cousin 21 times removed | | |
| Husband of the 5th cousin 19 times removed | | |
| Husband of the 4th cousin 22 times removed | | |
| Husband of the 6th cousin 18 times removed | | |
| Husband of the 6th cousin 19 times removed | | |
| Husband of the 6th cousin 20 times removed | | |
| Husband of the 5th cousin 23 times removed | | |
| Husband of the 6th cousin 21 times removed | | |
| Husband of the 5th cousin 24 times removed | | |
| Husband of the 5th cousin 25 times removed | | |
| Husband of the 8th cousin 19 times removed | | |
| Husband of the 8th cousin 20 times removed | | |
| Husband of the 9th cousin 19 times removed | | |
| Husband of the 8th cousin 21 times removed | | |
| Husband of the 9th cousin 20 times removed | | |
| Husband of the 8th cousin 22 times removed | | |
| Husband of the 9th cousin 21 times removed | | |
| Husband of the 8th cousin 23 times removed | | |
| Husband of the 9th cousin 22 times removed | | |
| Husband of the 8th cousin 24 times removed | | |
| Husband of the 9th cousin 23 times removed | | |
| Husband of the 8th cousin 25 times removed | | |
| Montgomerie, Arnulf Belleme | 28th great-grandfather | XXX | 30 |
| 29th great-grandfather | XXXI | 31 |
| 30th great-grandfather | XXXII | 32 |
| Montgomerie, Elizabeth Boyd | 17th great-grandaunt | XXI | 20 |
| 3rd cousin 17 times removed | XXV | 21 |
| 2nd cousin 20 times removed | XXVI | 23 |