| Name | Relationship with Natalie Seiwell | Civil | Canon |
| Husband of the 6th cousin 3 times removed | | |
| Husband of the 2nd cousin 11 times removed | | |
| Husband of the 4th cousin 9 times removed | | |
| Husband of the 7th cousin 3 times removed | | |
| Husband of the 4th cousin 10 times removed | | |
| Husband of the 7th cousin 4 times removed | | |
| Caudill, William Woods | 6th great-grandfather | VIII | 8 |
| 1st cousin 7 times removed | XI | 9 |
| 1st cousin 8 times removed | XII | 10 |
| 2nd cousin 8 times removed | XIV | 11 |
| 1st cousin 11 times removed | XV | 13 |
| 2nd cousin 9 times removed | XV | 12 |
| 1st cousin 12 times removed | XVI | 14 |
| Husband of the half 1st cousin 8 times removed | | |
| Husband of the half 1st cousin 9 times removed | | |
| Husband of the 2nd cousin 7 times removed | | |
| Husband of the 2nd cousin 8 times removed | | |
| Husband of the 2nd cousin 11 times removed | | |
| Husband of the 2nd cousin 12 times removed | | |
| Caudill, William Yarborough | 6th great-granduncle | X | 9 |
| 7th great-granduncle | XI | 10 |
| 1st cousin 9 times removed | XIII | 11 |
| 10th great-granduncle | XIV | 13 |
| 1st cousin 10 times removed | XIV | 12 |
| 11th great-granduncle | XV | 14 |
| Cawley, Lester Henry Booth | Husband of the 5th cousin once removed | | |
| Chalmers, Alexander | 17th great-grandfather | XIX | 19 |
| Chalmers, Marjory | 16th great-grandmother | XVIII | 18 |
| Chalmers, Robert | 20th great-grandfather | XXII | 22 |
| Chalmers, Thomas | 18th great-grandfather | XX | 20 |
| Chalmers, William Garioch | 19th great-grandfather | XXI | 21 |
| Chapman, Robert George | Husband of the 7th cousin once removed | | |
| Charles, Elizabeth | 18th great-grandmother | XX | 20 |
| 19th great-grandmother | XXI | 21 |
| Charles, Thomas | 19th great-grandfather | XXI | 21 |
| 20th great-grandfather | XXII | 22 |
| Charlotte | 20th great-grandmother | XXII | 22 |
| 21st great-grandmother | XXIII | 23 |
| Charlton, Mary | 13th great-grandmother | XV | 15 |
| Charlton, Stephen | 14th great-grandfather | XVI | 16 |
| Chaucombe, Amabil | 24th great-grandmother | XXVI | 26 |
| 27th great-grandmother | XXIX | 29 |
| Chaworth, Matilda Or Maud | 21st great-grandmother | XXIII | 23 |
| 24th great-grandmother | XXVI | 26 |
| Wife of the 1st cousin 23 times removed | | |
| Wife of the 2nd cousin 24 times removed | | |
| Wife of the 1st cousin 26 times removed | | |
| Wife of the 2nd cousin 27 times removed | | |
| Chen, Beatrix | 22nd great-grandmother | XXIV | 24 |
| 23rd great-grandmother | XXV | 25 |