| Name | Relationship with Natalie Seiwell | Civil | Canon |
| 15th cousin 12 times removed | XLIV | 28 |
| 12th cousin 18 times removed | XLIV | 31 |
| 16th cousin 10 times removed | XLIV | 27 |
| 14th cousin 15 times removed | XLV | 30 |
| 15th cousin 13 times removed | XLV | 29 |
| 13th cousin 17 times removed | XLV | 31 |
| 16th cousin 11 times removed | XLV | 28 |
| 14th cousin 16 times removed | XLVI | 31 |
| 15th cousin 14 times removed | XLVI | 30 |
| 16th cousin 12 times removed | XLVI | 29 |
| 13th cousin 18 times removed | XLVI | 32 |
| 17th cousin 10 times removed | XLVI | 28 |
| 15th cousin 15 times removed | XLVII | 31 |
| 14th cousin 17 times removed | XLVII | 32 |
| 17th cousin 11 times removed | XLVII | 29 |
| 16th cousin 13 times removed | XLVII | 30 |
| 13th cousin 19 times removed | XLVII | 33 |
| 18th cousin 9 times removed | XLVII | 28 |
| 17th cousin 12 times removed | XLVIII | 30 |
| 15th cousin 16 times removed | XLVIII | 32 |
| 14th cousin 18 times removed | XLVIII | 33 |
| 16th cousin 14 times removed | XLVIII | 31 |
| 18th cousin 10 times removed | XLVIII | 29 |
| 17th cousin 13 times removed | XLIX | 31 |
| 16th cousin 15 times removed | XLIX | 32 |
| 15th cousin 17 times removed | XLIX | 33 |
| 18th cousin 11 times removed | XLIX | 30 |
| 19th cousin 9 times removed | XLIX | 29 |
| 14th cousin 19 times removed | XLIX | 34 |
| Half 16th cousin 16 times removed | L | 33 |
| 17th cousin 14 times removed | L | 32 |
| 16th cousin 16 times removed | L | 33 |
| 18th cousin 12 times removed | L | 31 |
| 19th cousin 10 times removed | L | 30 |
| 16th cousin 17 times removed | LI | 34 |
| 17th cousin 15 times removed | LI | 33 |
| 15th cousin 19 times removed | LI | 35 |
| 18th cousin 13 times removed | LI | 32 |
| 19th cousin 11 times removed | LI | 31 |
| 17th cousin 16 times removed | LII | 34 |
| 18th cousin 14 times removed | LII | 33 |
| 19th cousin 12 times removed | LII | 32 |
| 18th cousin 15 times removed | LIII | 34 |
| 19th cousin 13 times removed | LIII | 33 |
| Udny, William | 13th great-grandfather | XV | 15 |
| Husband of the 3rd cousin 14 times removed | | |
| Husband of the 3rd cousin 18 times removed | | |
| Husband of the 7th cousin 12 times removed | | |
| Husband of the 6th cousin 14 times removed | | |
| Husband of the 5th cousin 17 times removed | | |