| Name | Relationship with Natalie Seiwell | Civil | Canon |
| 15th cousin 13 times removed | XLV | 29 |
| 15th cousin 14 times removed | XLVI | 30 |
| 15th cousin 15 times removed | XLVII | 31 |
| 15th cousin 16 times removed | XLVIII | 32 |
| 15th cousin 17 times removed | XLIX | 33 |
| Lindsay, William Lindsay | 21st great-granduncle | XXV | 24 |
| 22nd great-granduncle | XXVI | 25 |
| 23rd great-granduncle | XXVII | 26 |
| 24th great-granduncle | XXVIII | 27 |
| Lindsay, William Mure | 18th great-grandfather | XX | 20 |
| Husband of the 18th great-grandaunt | | |
| Husband of the 19th great-grandaunt | | |
| Husband of the 1st cousin 20 times removed | | |
| Husband of the half 1st cousin 21 times removed | | |
| Husband of the 2nd cousin 21 times removed | | |
| Husband of the 3rd cousin 21 times removed | | |
| Husband of the 3rd cousin 22 times removed | | |
| Husband of the 3rd cousin 23 times removed | | |
| Husband of the 5th cousin 19 times removed | | |
| Husband of the 3rd cousin 24 times removed | | |
| Husband of the 4th cousin 22 times removed | | |
| Husband of the 5th cousin 20 times removed | | |
| Husband of the 3rd cousin 25 times removed | | |
| Husband of the 5th cousin 21 times removed | | |
| Husband of the 4th cousin 24 times removed | | |
| Husband of the 5th cousin 22 times removed | | |
| Husband of the 8th cousin 20 times removed | | |
| Husband of the 8th cousin 21 times removed | | |
| Husband of the 8th cousin 22 times removed | | |
| Husband of the 8th cousin 23 times removed | | |
| Husband of the 8th cousin 24 times removed | | |
| Lindsay, William Pitcairn | 15th great-grandfather | XVII | 17 |
| 3rd cousin 17 times removed | XXV | 21 |
| 3rd cousin 18 times removed | XXVI | 22 |
| 4th cousin 17 times removed | XXVII | 22 |
| Half 4th cousin 18 times removed | XXVIII | 23 |
| 5th cousin 18 times removed | XXX | 24 |
| 6th cousin 18 times removed | XXXII | 25 |
| 6th cousin 19 times removed | XXXIII | 26 |
| 6th cousin 20 times removed | XXXIV | 27 |
| 8th cousin 16 times removed | XXXIV | 25 |
| 6th cousin 21 times removed | XXXV | 28 |
| 7th cousin 19 times removed | XXXV | 27 |
| 8th cousin 17 times removed | XXXV | 26 |
| 6th cousin 22 times removed | XXXVI | 29 |
| 8th cousin 18 times removed | XXXVI | 27 |
| 7th cousin 21 times removed | XXXVII | 29 |
| 8th cousin 19 times removed | XXXVII | 28 |
| 11th cousin 17 times removed | XLI | 29 |
| 11th cousin 18 times removed | XLII | 30 |