| Name | Relationship with Natalie Seiwell | Civil | Canon |
| Wife of the 19th cousin 14 times removed | | |
| Wife of the half 21st cousin 11 times removed | | |
| Wife of the 22nd cousin 9 times removed | | |
| Wife of the 21st cousin 11 times removed | | |
| Wife of the 23rd cousin 7 times removed | | |
| Wife of the 24th cousin 5 times removed | | |
| Wife of the 20th cousin 13 times removed | | |
| Wife of the 21st cousin 12 times removed | | |
| Wife of the 22nd cousin 10 times removed | | |
| Wife of the 20th cousin 14 times removed | | |
| Wife of the 23rd cousin 8 times removed | | |
| Wife of the 24th cousin 6 times removed | | |
| Wife of the 22nd cousin 11 times removed | | |
| Wife of the 23rd cousin 9 times removed | | |
| Wife of the 24th cousin 7 times removed | | |
| Wife of the 23rd cousin 10 times removed | | |
| Wife of the 24th cousin 8 times removed | | |
| Greenfield, Stephen | 8th great-grandfather | X | 10 |
| Greider, John Jacob | 8th great-grandfather | X | 10 |
| 9th great-grandfather | XI | 11 |
| Grey, Agnes Clare | 27th great-grandaunt | XXXI | 30 |
| 3rd cousin 30 times removed | XXXVIII | 34 |
| Grey, Eva Clare | 27th great-grandaunt | XXXI | 30 |
| 3rd cousin 30 times removed | XXXVIII | 34 |
| Grey, Henry Of Codnor Clare | 27th great-grandfather | XXIX | 29 |
| 3rd cousin 30 times removed | XXXVIII | 34 |
| Husband of the 2nd cousin 28 times removed | | |
| Husband of the half 1st cousin 31 times removed | | |
| Husband of the 2nd cousin 31 times removed | | |
| Grey, Henry Of Water Eaton | 29th great-grandfather | XXXI | 31 |
| Grey, Hugh Of Chillingham Bardolf | 26th great-grandfather | XXVIII | 28 |
| 3rd cousin 27 times removed | XXXV | 31 |
| Half 2nd cousin 30 times removed | XXXVI | 33 |
| 3rd cousin 30 times removed | XXXVIII | 34 |
| 4th cousin 29 times removed | XXXIX | 34 |
| Grey, John Of Condor Bardolf | 26th great-granduncle | XXX | 29 |
| 3rd cousin 27 times removed | XXXV | 31 |
| Half 2nd cousin 30 times removed | XXXVI | 33 |
| 3rd cousin 30 times removed | XXXVIII | 34 |
| 4th cousin 29 times removed | XXXIX | 34 |
| Grey, John Of Heton | 25th great-grandfather | XXVII | 27 |
| 4th cousin 26 times removed | XXXVI | 31 |
| Half 3rd cousin 29 times removed | XXXVII | 33 |
| 4th cousin 29 times removed | XXXIX | 34 |
| 5th cousin 28 times removed | XL | 34 |
| Grey, John Of Water Eaton Bohun | 28th great-grandfather | XXX | 30 |
| Husband of the 2nd cousin 31 times removed | | |
| Grey, Richard Of Condor Bardolf | 26th great-granduncle | XXX | 29 |
| 3rd cousin 27 times removed | XXXV | 31 |
| Half 2nd cousin 30 times removed | XXXVI | 33 |