| Name | Relationship with Natalie Seiwell | Civil | Canon |
| 2nd cousin 23 times removed | XXIX | 26 |
| 2nd cousin 26 times removed | XXXII | 29 |
| Capet, Constance | 27th great-grandaunt | XXXI | 30 |
| 28th great-grandaunt | XXXII | 31 |
| 30th great-grandaunt | XXXIV | 33 |
| 31st great-grandaunt | XXXV | 34 |
| Capet, Henry I | 29th great-grandfather | XXXI | 31 |
| 30th great-grandfather | XXXII | 32 |
| 32nd great-grandfather | XXXIV | 34 |
| 33rd great-grandfather | XXXV | 35 |
| Capet, Hugh | 31st great-grandfather | XXXIII | 33 |
| 32nd great-grandfather | XXXIV | 34 |
| 34th great-grandfather | XXXVI | 36 |
| 35th great-grandfather | XXXVII | 37 |
| Capet, Hugh I | 28th great-granduncle | XXXII | 31 |
| 29th great-granduncle | XXXIII | 32 |
| 31st great-granduncle | XXXV | 34 |
| 32nd great-granduncle | XXXVI | 35 |
| Capet, Isabelle | 21st great-grandmother | XXIII | 23 |
| 24th great-grandmother | XXVI | 26 |
| Half 1st cousin 23 times removed | XXVII | 25 |
| Half 1st cousin 26 times removed | XXX | 28 |
| 3rd cousin 22 times removed | XXX | 26 |
| 3rd cousin 25 times removed | XXXIII | 29 |
| Wife of the half 21st great-granduncle | | |
| Wife of the 1st cousin 23 times removed | | |
| Wife of the half 24th great-granduncle | | |
| Wife of the 1st cousin 26 times removed | | |
| Wife of the 2nd cousin 24 times removed | | |
| Wife of the 2nd cousin 27 times removed | | |
| Capet, Louis IX | 24th great-grandfather | XXVI | 26 |
| 23rd great-granduncle | XXVII | 26 |
| 27th great-grandfather | XXIX | 29 |
| 26th great-granduncle | XXX | 29 |
| Husband of the 23rd great-grandaunt | | |
| Husband of the 26th great-grandaunt | | |
| Capet, Louis VI | 27th great-grandfather | XXIX | 29 |
| 28th great-grandfather | XXX | 30 |
| 30th great-grandfather | XXXII | 32 |
| 31st great-grandfather | XXXIII | 33 |
| Capet, Louis VII | 26th great-grandfather | XXVIII | 28 |
| 27th great-grandfather | XXIX | 29 |
| 29th great-grandfather | XXXI | 31 |
| 30th great-grandfather | XXXII | 32 |
| Capet, Louis VIII | 24th great-grandfather | XXVI | 26 |
| 25th great-grandfather | XXVII | 27 |
| 27th great-grandfather | XXIX | 29 |
| 28th great-grandfather | XXX | 30 |
| Capet, Marguerite | 22nd great-grandmother | XXIV | 24 |
| Half 22nd great-grandaunt | XXVI | 25 |