| Name | Relationship with Natalie Seiwell | Civil | Canon |
| 20th cousin 9 times removed | LI | 30 |
| 18th cousin 14 times removed | LII | 33 |
| 20th cousin 10 times removed | LII | 31 |
| 22nd cousin 7 times removed | LIII | 30 |
| 20th cousin 11 times removed | LIII | 32 |
| 21st cousin 10 times removed | LIV | 32 |
| 21st cousin 12 times removed | LVI | 34 |
| 22nd cousin 10 times removed | LVI | 33 |
| 20th cousin 14 times removed | LVI | 35 |
| Craig, Elsbeth Heriot | 13th great-grandaunt | XVII | 16 |
| Craig, Helen Cranston | 11th great-grandaunt | XV | 14 |
| 8th cousin 10 times removed | XXVIII | 19 |
| 10th cousin 12 times removed | XXXIV | 23 |
| Half 10th cousin 12 times removed | XXXIV | 23 |
| 10th cousin 13 times removed | XXXV | 24 |
| Half 11th cousin 12 times removed | XXXVI | 24 |
| Half 11th cousin 13 times removed | XXXVII | 25 |
| Half 13th cousin 10 times removed | XXXVIII | 24 |
| 13th cousin 10 times removed | XXXVIII | 24 |
| 13th cousin 11 times removed | XXXIX | 25 |
| Half 14th cousin 10 times removed | XL | 25 |
| 14th cousin 10 times removed | XL | 25 |
| 13th cousin 12 times removed | XL | 26 |
| Half 13th cousin 13 times removed | XLI | 27 |
| 13th cousin 13 times removed | XLI | 27 |
| 14th cousin 11 times removed | XLI | 26 |
| 14th cousin 12 times removed | XLII | 27 |
| 15th cousin 11 times removed | XLIII | 27 |
| Half 14th cousin 13 times removed | XLIII | 28 |
| 16th cousin 9 times removed | XLIII | 26 |
| 14th cousin 13 times removed | XLIII | 28 |
| 14th cousin 14 times removed | XLIV | 29 |
| 14th cousin 15 times removed | XLV | 30 |
| 15th cousin 14 times removed | XLVI | 30 |
| 16th cousin 12 times removed | XLVI | 29 |
| 14th cousin 16 times removed | XLVI | 31 |
| 17th cousin 11 times removed | XLVII | 29 |
| 17th cousin 12 times removed | XLVIII | 30 |
| 17th cousin 13 times removed | XLIX | 31 |
| 17th cousin 14 times removed | L | 32 |
| 19th cousin 10 times removed | L | 30 |
| 17th cousin 15 times removed | LI | 33 |
| 19th cousin 11 times removed | LI | 31 |
| 21st cousin 8 times removed | LII | 30 |
| 19th cousin 12 times removed | LII | 32 |
| 20th cousin 11 times removed | LIII | 32 |
| 20th cousin 13 times removed | LV | 34 |
| 21st cousin 11 times removed | LV | 33 |
| 19th cousin 15 times removed | LV | 35 |
| Craig, Helen Dalgliesh | 10th great-grandaunt | XIV | 13 |