| Name | Relationship with Natalie Seiwell | Civil | Canon |
| Stewart, Johanna | 18th great-grandmother | XX | 20 |
| Stewart, John Bonkyl | 20th great-granduncle | XXIV | 23 |
| 1st cousin 22 times removed | XXVI | 24 |
| 1st cousin 23 times removed | XXVII | 25 |
| 1st cousin 24 times removed | XXVIII | 26 |
| 1st cousin 25 times removed | XXIX | 27 |
| 2nd cousin 23 times removed | XXIX | 26 |
| 2nd cousin 24 times removed | XXX | 27 |
| 2nd cousin 25 times removed | XXXI | 28 |
| 2nd cousin 26 times removed | XXXII | 29 |
| 2nd cousin 27 times removed | XXXIII | 30 |
| 2nd cousin 28 times removed | XXXIV | 31 |
| 5th cousin 23 times removed | XXXV | 29 |
| 5th cousin 24 times removed | XXXVI | 30 |
| 5th cousin 25 times removed | XXXVII | 31 |
| 5th cousin 26 times removed | XXXVIII | 32 |
| 5th cousin 27 times removed | XXXIX | 33 |
| Stewart, John Carmichael | 15th great-grandfather | XVII | 17 |
| 4th cousin 14 times removed | XXIV | 19 |
| 6th cousin 16 times removed | XXX | 23 |
| Half 6th cousin 16 times removed | XXX | 23 |
| 6th cousin 17 times removed | XXXI | 24 |
| Half 7th cousin 16 times removed | XXXII | 24 |
| Half 7th cousin 17 times removed | XXXIII | 25 |
| Half 9th cousin 14 times removed | XXXIV | 24 |
| 9th cousin 14 times removed | XXXIV | 24 |
| 9th cousin 15 times removed | XXXV | 25 |
| Half 10th cousin 14 times removed | XXXVI | 25 |
| 10th cousin 14 times removed | XXXVI | 25 |
| 9th cousin 16 times removed | XXXVI | 26 |
| Half 9th cousin 17 times removed | XXXVII | 27 |
| 9th cousin 17 times removed | XXXVII | 27 |
| 10th cousin 15 times removed | XXXVII | 26 |
| 10th cousin 16 times removed | XXXVIII | 27 |
| 11th cousin 15 times removed | XXXIX | 27 |
| Half 10th cousin 17 times removed | XXXIX | 28 |
| 12th cousin 13 times removed | XXXIX | 26 |
| 10th cousin 17 times removed | XXXIX | 28 |
| 10th cousin 18 times removed | XL | 29 |
| 10th cousin 19 times removed | XLI | 30 |
| 11th cousin 18 times removed | XLII | 30 |
| 12th cousin 16 times removed | XLII | 29 |
| 10th cousin 20 times removed | XLII | 31 |
| 13th cousin 15 times removed | XLIII | 29 |
| 13th cousin 16 times removed | XLIV | 30 |
| 13th cousin 17 times removed | XLV | 31 |
| 13th cousin 18 times removed | XLVI | 32 |
| 15th cousin 14 times removed | XLVI | 30 |
| 13th cousin 19 times removed | XLVII | 33 |
| 15th cousin 15 times removed | XLVII | 31 |