| Name | Relationship with Natalie Seiwell | Civil | Canon |
| Wife of the 22nd cousin 11 times removed | | |
| Wife of the 23rd cousin 9 times removed | | |
| Wife of the 21st cousin 13 times removed | | |
| Bromfield, Thomas | 10th great-grandfather | XII | 12 |
| Broughton, Jane | 16th great-grandmother | XVIII | 18 |
| Broughton, John | 17th great-grandfather | XIX | 19 |
| Bruce, Alexander MacDowall | 21st great-grandaunt | XXV | 24 |
| 22nd great-grandaunt | XXVI | 25 |
| 23rd great-grandaunt | XXVII | 26 |
| 24th great-grandaunt | XXVIII | 27 |
| 2nd cousin 22 times removed | XXVIII | 25 |
| 25th great-grandaunt | XXIX | 28 |
| 2nd cousin 23 times removed | XXIX | 26 |
| 26th great-grandaunt | XXX | 29 |
| 2nd cousin 24 times removed | XXX | 27 |
| 2nd cousin 25 times removed | XXXI | 28 |
| 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 |
| Bruce, Alosia | 22nd great-grandaunt | XXVI | 25 |
| 23rd great-grandaunt | XXVII | 26 |
| 24th great-grandaunt | XXVIII | 27 |
| 25th great-grandaunt | XXIX | 28 |
| 26th great-grandaunt | XXX | 29 |
| 27th great-grandaunt | XXXI | 30 |
| Bruce, Bernard | 22nd great-granduncle | XXVI | 25 |
| 23rd great-granduncle | XXVII | 26 |
| 24th great-granduncle | XXVIII | 27 |
| 25th great-granduncle | XXIX | 28 |
| 26th great-granduncle | XXX | 29 |
| 27th great-granduncle | XXXI | 30 |
| Bruce, Christiana | 22nd great-grandaunt | XXVI | 25 |
| 23rd great-grandaunt | XXVII | 26 |
| 24th great-grandaunt | XXVIII | 27 |
| 25th great-grandaunt | XXIX | 28 |
| 26th great-grandaunt | XXX | 29 |
| 27th great-grandaunt | XXXI | 30 |
| Bruce, Christina MacDowall | 22nd great-grandmother | XXIV | 24 |
| 21st great-grandaunt | XXV | 24 |
| 24th great-grandmother | XXVI | 26 |
| 22nd great-grandaunt | XXVI | 25 |
| 23rd great-grandaunt | XXVII | 26 |
| 24th great-grandaunt | XXVIII | 27 |
| 2nd cousin 22 times removed | XXVIII | 25 |
| 25th great-grandaunt | XXIX | 28 |
| 2nd cousin 23 times removed | XXIX | 26 |
| 26th great-grandaunt | XXX | 29 |
| 2nd cousin 24 times removed | XXX | 27 |