| Name | Relationship with Natalie Seiwell | Civil | Canon |
| Half 1st cousin 23 times removed | XXVII | 25 |
| 3rd cousin 20 times removed | XXVIII | 24 |
| 3rd cousin 21 times removed | XXIX | 25 |
| 4th cousin 20 times removed | XXX | 25 |
| 3rd cousin 22 times removed | XXX | 26 |
| 4th cousin 21 times removed | XXXI | 26 |
| 3rd cousin 23 times removed | XXXI | 27 |
| 4th cousin 22 times removed | XXXII | 27 |
| 4th cousin 23 times removed | XXXIII | 28 |
| 4th cousin 24 times removed | XXXIV | 29 |
| 4th cousin 25 times removed | XXXV | 30 |
| 4th cousin 26 times removed | XXXVI | 31 |
| 7th cousin 21 times removed | XXXVII | 29 |
| 7th cousin 22 times removed | XXXVIII | 30 |
| 7th cousin 23 times removed | XXXIX | 31 |
| 7th cousin 24 times removed | XL | 32 |
| 7th cousin 25 times removed | XLI | 33 |
| Stewart, Ethelred | 27th great-granduncle | XXXI | 30 |
| Stewart, Euphemia | 23rd great-grandmother | XXV | 25 |
| 24th great-grandmother | XXVI | 26 |
| 25th great-grandmother | XXVII | 27 |
| 26th great-grandmother | XXVIII | 28 |
| 27th great-grandmother | XXIX | 29 |
| Wife of the 26th great-granduncle | | |
| Wife of the 3rd cousin 24 times removed | | |
| Wife of the 3rd cousin 25 times removed | | |
| Wife of the 3rd cousin 26 times removed | | |
| Wife of the 3rd cousin 27 times removed | | |
| Wife of the 3rd cousin 28 times removed | | |
| Wife of the 3rd cousin 29 times removed | | |
| Wife of the 3rd cousin 30 times removed | | |
| Stewart, Euphemia Douglas | 22nd great-grandaunt | XXVI | 25 |
| 23rd great-grandaunt | XXVII | 26 |
| 24th great-grandaunt | XXVIII | 27 |
| 25th great-grandaunt | XXIX | 28 |
| 26th great-grandaunt | XXX | 29 |
| 27th great-grandaunt | XXXI | 30 |
| 28th great-grandaunt | XXXII | 31 |
| 3rd cousin 25 times removed | XXXIII | 29 |
| 3rd cousin 26 times removed | XXXIV | 30 |
| 3rd cousin 27 times removed | XXXV | 31 |
| 3rd cousin 28 times removed | XXXVI | 32 |
| 3rd cousin 29 times removed | XXXVII | 33 |
| Stewart, Francis Hepburn | 14th great-grandfather | XVI | 16 |
| 5th cousin 13 times removed | XXV | 19 |
| 7th cousin 15 times removed | XXXI | 23 |
| Half 7th cousin 15 times removed | XXXI | 23 |
| 7th cousin 16 times removed | XXXII | 24 |
| Half 8th cousin 15 times removed | XXXIII | 24 |
| Half 8th cousin 16 times removed | XXXIV | 25 |