| Name | Relationship with Natalie Seiwell | Civil | Canon |
| Felty, Ann Vanderslice | 4th cousin 4 times removed | XIV | 9 |
| Felty, Catharine Vanderslice | 4th cousin 4 times removed | XIV | 9 |
| Felty, David Vanderslice | 4th cousin 4 times removed | XIV | 9 |
| Felty, Emma Vanderslice | 4th cousin 4 times removed | XIV | 9 |
| Felty, George Vanderslice | 4th cousin 4 times removed | XIV | 9 |
| Felty, John Fraley | Husband of the 3rd cousin 5 times removed | | |
| Felty, Wesley Vanderslice | 4th cousin 4 times removed | XIV | 9 |
| Fenton, Alice | 23rd great-grandmother | XXV | 25 |
| Wife of the 21st great-granduncle | | |
| Wife of the 1st cousin 22 times removed | | |
| Wife of the 1st cousin 24 times removed | | |
| Wife of the 1st cousin 25 times removed | | |
| Wife of the 3rd cousin 21 times removed | | |
| Wife of the 1st cousin 26 times removed | | |
| Wife of the 3rd cousin 25 times removed | | |
| Wife of the 3rd cousin 26 times removed | | |
| Wife of the 3rd cousin 27 times removed | | |
| Wife of the 6th cousin 21 times removed | | |
| Wife of the 6th cousin 22 times removed | | |
| Wife of the 6th cousin 23 times removed | | |
| Wife of the 6th cousin 24 times removed | | |
| Wife of the 6th cousin 25 times removed | | |
| Wife of the 6th cousin 26 times removed | | |
| Wife of the 6th cousin 27 times removed | | |
| Fenton, Janet | 18th great-grandmother | XX | 20 |
| Wife of the 3rd cousin 19 times removed | | |
| Wife of the 3rd cousin 21 times removed | | |
| Wife of the 4th cousin 21 times removed | | |
| Wife of the 4th cousin 22 times removed | | |
| Wife of the 3rd cousin 25 times removed | | |
| Wife of the 4th cousin 23 times removed | | |
| Wife of the 3rd cousin 26 times removed | | |
| Wife of the 4th cousin 24 times removed | | |
| Wife of the 4th cousin 25 times removed | | |
| Fergan, Hawise D'Anjou | 27th great-grandmother | XXIX | 29 |
| 30th great-grandmother | XXXII | 32 |
| 29th great-grandaunt | XXXIII | 32 |
| 32nd great-grandaunt | XXXVI | 35 |
| Wife of the 2nd cousin 27 times removed | | |
| Wife of the 2nd cousin 30 times removed | | |
| Fergant, Alan | 28th great-grandfather | XXX | 30 |
| 30th great-grandfather | XXXII | 32 |
| 31st great-grandfather | XXXIII | 33 |
| 33rd great-grandfather | XXXV | 35 |
| Ferrers, Matilda Peverell | 25th great-grandmother | XXVII | 27 |
| Fields, Mary Elizabeth | 8th great-grandmother | X | 10 |
| 9th great-grandmother | XI | 11 |
| 10th great-grandmother | XII | 12 |
| 12th great-grandmother | XIV | 14 |
| 13th great-grandmother | XV | 15 |