| Name | Relationship with Natalie Seiwell | Civil | Canon |
| Husband of the 16th cousin 14 times removed | | |
| Husband of the 15th cousin 16 times removed | | |
| Husband of the 18th cousin 10 times removed | | |
| Husband of the 17th cousin 12 times removed | | |
| Husband of the 14th cousin 18 times removed | | |
| Husband of the 19th cousin 8 times removed | | |
| Husband of the 18th cousin 11 times removed | | |
| Husband of the 16th cousin 15 times removed | | |
| Husband of the 15th cousin 17 times removed | | |
| Husband of the 17th cousin 13 times removed | | |
| Husband of the 19th cousin 9 times removed | | |
| Husband of the 18th cousin 12 times removed | | |
| Husband of the 17th cousin 14 times removed | | |
| Husband of the 16th cousin 16 times removed | | |
| Husband of the 19th cousin 10 times removed | | |
| Husband of the 20th cousin 8 times removed | | |
| Husband of the 15th cousin 18 times removed | | |
| Husband of the half 17th cousin 15 times removed | | |
| Husband of the 18th cousin 13 times removed | | |
| Husband of the 17th cousin 15 times removed | | |
| Husband of the 19th cousin 11 times removed | | |
| Husband of the 20th cousin 9 times removed | | |
| Husband of the 17th cousin 16 times removed | | |
| Husband of the 18th cousin 14 times removed | | |
| Husband of the 16th cousin 18 times removed | | |
| Husband of the 19th cousin 12 times removed | | |
| Husband of the 20th cousin 10 times removed | | |
| Husband of the 18th cousin 15 times removed | | |
| Husband of the 19th cousin 13 times removed | | |
| Husband of the 20th cousin 11 times removed | | |
| Husband of the 19th cousin 14 times removed | | |
| Husband of the 20th cousin 12 times removed | | |
| Johnston, Barbara Forbes | 11th great-grandaunt | XV | 14 |
| 4th cousin 14 times removed | XXIV | 19 |
| 5th cousin 13 times removed | XXV | 19 |
| 6th cousin 15 times removed | XXIX | 22 |
| 8th cousin 11 times removed | XXIX | 20 |
| 7th cousin 13 times removed | XXIX | 21 |
| 6th cousin 16 times removed | XXX | 23 |
| 7th cousin 14 times removed | XXX | 22 |
| 8th cousin 12 times removed | XXX | 21 |
| Half 7th cousin 15 times removed | XXXI | 23 |
| 8th cousin 13 times removed | XXXI | 22 |
| Half 9th cousin 11 times removed | XXXI | 21 |
| 7th cousin 15 times removed | XXXI | 23 |
| 7th cousin 16 times removed | XXXII | 24 |
| 9th cousin 12 times removed | XXXII | 22 |
| Half 8th cousin 14 times removed | XXXII | 23 |
| Half 7th cousin 16 times removed | XXXII | 24 |
| 7th cousin 17 times removed | XXXIII | 25 |