| Name | Relationship with Natalie Seiwell | Civil | Canon |
| 11th cousin 23 times removed | XLVII | 35 |
| Stewart, Matilda | 25th great-grandaunt | XXIX | 28 |
| Stewart, Matthew II Of Lennox Montgomery | 15th great-granduncle | XIX | 18 |
| 5th cousin 15 times removed | XXVII | 21 |
| Half 5th cousin 15 times removed | XXVII | 21 |
| 4th cousin 17 times removed | XXVII | 22 |
| 4th cousin 18 times removed | XXVIII | 23 |
| 5th cousin 16 times removed | XXVIII | 22 |
| 6th cousin 14 times removed | XXVIII | 21 |
| 7th cousin 13 times removed | XXIX | 21 |
| 6th cousin 15 times removed | XXIX | 22 |
| 4th cousin 19 times removed | XXIX | 24 |
| Half 5th cousin 17 times removed | XXIX | 23 |
| Half 6th cousin 15 times removed | XXIX | 22 |
| 5th cousin 18 times removed | XXX | 24 |
| Half 6th cousin 16 times removed | XXX | 23 |
| 7th cousin 14 times removed | XXX | 22 |
| Half 5th cousin 18 times removed | XXX | 24 |
| 4th cousin 20 times removed | XXX | 25 |
| Half 7th cousin 14 times removed | XXX | 22 |
| Half 7th cousin 15 times removed | XXXI | 23 |
| 8th cousin 13 times removed | XXXI | 22 |
| Half 5th cousin 19 times removed | XXXI | 25 |
| 4th cousin 21 times removed | XXXI | 26 |
| 6th cousin 17 times removed | XXXI | 24 |
| Half 6th cousin 17 times removed | XXXI | 24 |
| 7th cousin 15 times removed | XXXI | 23 |
| 6th cousin 18 times removed | XXXII | 25 |
| 7th cousin 16 times removed | XXXII | 24 |
| Half 6th cousin 18 times removed | XXXII | 25 |
| Half 7th cousin 16 times removed | XXXII | 24 |
| 7th cousin 17 times removed | XXXIII | 25 |
| 6th cousin 19 times removed | XXXIII | 26 |
| 8th cousin 15 times removed | XXXIII | 24 |
| Half 7th cousin 17 times removed | XXXIII | 25 |
| 8th cousin 16 times removed | XXXIV | 25 |
| 6th cousin 20 times removed | XXXIV | 27 |
| 9th cousin 14 times removed | XXXIV | 24 |
| 7th cousin 18 times removed | XXXIV | 26 |
| 9th cousin 15 times removed | XXXV | 25 |
| 10th cousin 13 times removed | XXXV | 24 |
| 7th cousin 19 times removed | XXXV | 27 |
| 8th cousin 17 times removed | XXXV | 26 |
| 8th cousin 18 times removed | XXXVI | 27 |
| 10th cousin 14 times removed | XXXVI | 25 |
| 11th cousin 12 times removed | XXXVI | 24 |
| 9th cousin 16 times removed | XXXVI | 26 |
| 7th cousin 20 times removed | XXXVI | 28 |
| 9th cousin 17 times removed | XXXVII | 27 |
| 10th cousin 15 times removed | XXXVII | 26 |