| Name | Relationship with Natalie Seiwell | Civil | Canon |
| 11th cousin 14 times removed | XXXVIII | 26 |
| 11th cousin 15 times removed | XXXIX | 27 |
| 13th cousin 11 times removed | XXXIX | 25 |
| 11th cousin 16 times removed | XL | 28 |
| 12th cousin 14 times removed | XL | 27 |
| 13th cousin 12 times removed | XL | 26 |
| 11th cousin 17 times removed | XLI | 29 |
| 13th cousin 13 times removed | XLI | 27 |
| 12th cousin 16 times removed | XLII | 29 |
| 13th cousin 14 times removed | XLII | 28 |
| 16th cousin 12 times removed | XLVI | 29 |
| 16th cousin 13 times removed | XLVII | 30 |
| 16th cousin 14 times removed | XLVIII | 31 |
| 16th cousin 15 times removed | XLIX | 32 |
| 16th cousin 16 times removed | L | 33 |
| Lindsay, Beatrice Stewart | 20th great-grandmother | XXII | 22 |
| 21st great-grandmother | XXIII | 23 |
| 22nd great-grandmother | XXIV | 24 |
| 23rd great-grandmother | XXV | 25 |
| 1st cousin 22 times removed | XXVI | 24 |
| 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 |
| Wife of the 18th great-granduncle | | |
| Wife of the 20th great-granduncle | | |
| Wife of the 22nd great-granduncle | | |
| Wife of the 1st cousin 22 times removed | | |
| Wife of the 23rd great-granduncle | | |
| Wife of the 1st cousin 23 times removed | | |
| Wife of the 1st cousin 24 times removed | | |
| Wife of the 1st cousin 25 times removed | | |
| Wife of the 2nd cousin 23 times removed | | |
| Wife of the 2nd cousin 24 times removed | | |
| Wife of the 2nd cousin 25 times removed | | |
| Wife of the 2nd cousin 26 times removed | | |
| Wife of the 2nd cousin 27 times removed | | |
| Wife of the 2nd cousin 28 times removed | | |
| Wife of the 5th cousin 23 times removed | | |
| Wife of the 5th cousin 24 times removed | | |
| Wife of the 5th cousin 25 times removed | | |