| Name | Relationship with Natalie Seiwell | Civil | Canon |
| Wife of the 7th cousin 21 times removed | | |
| Wife of the 8th cousin 20 times removed | | |
| Wife of the 7th cousin 22 times removed | | |
| Wife of the 8th cousin 21 times removed | | |
| Wife of the 7th cousin 23 times removed | | |
| Wife of the 8th cousin 22 times removed | | |
| Wife of the 7th cousin 24 times removed | | |
| Wife of the 8th cousin 23 times removed | | |
| Wife of the 7th cousin 25 times removed | | |
| Wife of the 8th cousin 24 times removed | | |
| Wife of the 7th cousin 26 times removed | | |
| Seton, Christine Sinclair | 18th great-grandaunt | XXII | 21 |
| 5th cousin 21 times removed | XXXIII | 27 |
| 8th cousin 15 times removed | XXXIII | 24 |
| 9th cousin 16 times removed | XXXVI | 26 |
| 9th cousin 17 times removed | XXXVII | 27 |
| 9th cousin 18 times removed | XXXVIII | 28 |
| 9th cousin 19 times removed | XXXIX | 29 |
| 9th cousin 20 times removed | XL | 30 |
| Seton, George Dunbar | 17th great-granduncle | XXI | 20 |
| 2nd cousin 19 times removed | XXV | 22 |
| 2nd cousin 21 times removed | XXVII | 24 |
| 2nd cousin 22 times removed | XXVIII | 25 |
| 2nd cousin 23 times removed | XXIX | 26 |
| 4th cousin 20 times removed | XXX | 25 |
| 5th cousin 18 times removed | XXX | 24 |
| 5th cousin 19 times removed | XXXI | 25 |
| 4th cousin 22 times removed | XXXII | 27 |
| 5th cousin 20 times removed | XXXII | 26 |
| 6th cousin 18 times removed | XXXII | 25 |
| 5th cousin 21 times removed | XXXIII | 27 |
| 7th cousin 17 times removed | XXXIII | 25 |
| 6th cousin 20 times removed | XXXIV | 27 |
| 9th cousin 14 times removed | XXXIV | 24 |
| 7th cousin 18 times removed | XXXIV | 26 |
| 7th cousin 19 times removed | XXXV | 27 |
| 6th cousin 22 times removed | XXXVI | 29 |
| 7th cousin 20 times removed | XXXVI | 28 |
| 6th cousin 23 times removed | XXXVII | 30 |
| 10th cousin 15 times removed | XXXVII | 26 |
| 6th cousin 24 times removed | XXXVIII | 31 |
| 10th cousin 16 times removed | XXXVIII | 27 |
| 9th cousin 18 times removed | XXXVIII | 28 |
| 10th cousin 17 times removed | XXXIX | 28 |
| 9th cousin 19 times removed | XXXIX | 29 |
| 10th cousin 18 times removed | XL | 29 |
| 9th cousin 20 times removed | XL | 30 |
| 10th cousin 19 times removed | XLI | 30 |
| 9th cousin 21 times removed | XLI | 31 |
| 10th cousin 20 times removed | XLII | 31 |