| Name | Relationship with Isabella de Taillefer | Civil | Canon |
|---|
| Holcomb, Frederick Wainwright | 21st great-grandson | XXIII | 23 |
| 22nd great-grandson | XXIV | 24 |
| Holcomb, Harry Alonzo | Husband of the 20th great-granddaughter | | |
| Husband of the 21st great-granddaughter | | |
| Holcomb, Harry Wainwright | 21st great-grandson | XXIII | 23 |
| 22nd great-grandson | XXIV | 24 |
| Holcomb, Mary Rogers | 21st great-granddaughter | XXIII | 23 |
| 22nd great-granddaughter | XXIV | 24 |
| Hollis, Brandon | 26th great-grandson | XXVIII | 28 |
| 27th great-grandson | XXIX | 29 |
| Hollis, Caitlyn | 26th great-granddaughter | XXVIII | 28 |
| 27th great-granddaughter | XXIX | 29 |
| Hood, Andrea | Wife of the 25th great-grandson | | |
| Wife of the 26th great-grandson | | |
| Hopkins, Rebecca | Wife of the 19th great-grandson | | |
| Wife of the 20th great-grandson | | |
| Hord, Arnold Harris | Husband of the 21st great-granddaughter | | |
| Husband of the 22nd great-granddaughter | | |
| Hord, Frank Firth | 22nd great-grandson | XXIV | 24 |
| 23rd great-grandson | XXV | 25 |
| House, Frances Blackwood | Wife of the 20th great-grandson | | |
| Wife of the 21st great-grandson | | |
| Howell, Anna | 20th great-granddaughter | XXII | 22 |
| 21st great-granddaughter | XXIII | 23 |
| Howell, Charles Stratton | 20th great-grandson | XXII | 22 |
| 21st great-grandson | XXIII | 23 |
| Howell, Edward Carpenter | 20th great-grandson | XXII | 22 |
| 21st great-grandson | XXIII | 23 |
| Howell, Ehret | 22nd great-grandson | XXIV | 24 |
| 23rd great-grandson | XXV | 25 |
| Howell, Evelyn Virginia | 21st great-granddaughter | XXIII | 23 |
| 22nd great-granddaughter | XXIV | 24 |
| Howell, Henry Elmer | 21st great-grandson | XXIII | 23 |
| 22nd great-grandson | XXIV | 24 |
| Howell, Henry Elmer Jr. | 22nd great-grandson | XXIV | 24 |
| 23rd great-grandson | XXV | 25 |
| Howell, John Paschall | 20th great-grandson | XXII | 22 |
| 21st great-grandson | XXIII | 23 |
| Howell, Joshua Ladd | 20th great-grandson | XXII | 22 |
| 21st great-grandson | XXIII | 23 |
| Howell, Mortimer | 22nd great-grandson | XXIV | 24 |
| 23rd great-grandson | XXV | 25 |
| Howell, Richard | 22nd great-grandson | XXIV | 24 |
| 23rd great-grandson | XXV | 25 |
| Howell, Richard Holmes Offley | 20th great-grandson | XXII | 22 |
| 21st great-grandson | XXIII | 23 |
| Howell, Richard Washington | Husband of the 19th great-granddaughter | | |
| Husband of the 20th great-granddaughter | | |
| Howell, Richard Washington | 21st great-grandson | XXIII | 23 |
| 22nd great-grandson | XXIV | 24 |
