| Name | Relationship with Holly Ferguson | Civil | Canon |
| Thomas, Sarah | 5th great-grandaunt | IX | 8 |
| Thomas, Tennessee Alice | 1st cousin 3 times removed | VII | 5 |
| Half 27th cousin 4 times removed | LX | 32 |
| Half 28th cousin twice removed | LX | 31 |
| Thomas, Una | Wife of the 3rd cousin 3 times removed | | |
| Thomas, Verna May | 1st cousin 3 times removed | VII | 5 |
| Half 27th cousin 4 times removed | LX | 32 |
| Half 28th cousin twice removed | LX | 31 |
| Thomas, Walter | Great-granduncle | V | 4 |
| Half 27th cousin 4 times removed | LX | 32 |
| Half 28th cousin twice removed | LX | 31 |
| Thomas, William | 1st cousin 6 times removed | X | 8 |
| Thomas, William | 5th great-granduncle | IX | 8 |
| Thomas, William | 1st cousin 6 times removed | X | 8 |
| Thomas, William I. | 1st cousin 3 times removed | VII | 5 |
| Half 27th cousin 4 times removed | LX | 32 |
| Half 28th cousin twice removed | LX | 31 |
| Thomasine | Wife of the 11th great-grandfather | | |
| Thomlinson, ???? | Husband of the grandaunt | | |
| Thompson, Mildred Frances | Wife of the 6th cousin once removed | | |
| Thornburg, Edward | Husband of the 6th great-grandaunt | | |
| Husband of the half 22nd cousin 9 times removed | | |
| Husband of the half 23rd cousin 7 times removed | | |
| Thornhill, Ethel | Wife of the 1st cousin 3 times removed | | |
| Thornton, Everett | Husband of the grandaunt | | |
| Thornton, James | Husband of the 5th great-grandaunt | | |
| Thornton, Leroy | 1st cousin once removed | V | 3 |
| Tice, Susan | Wife of the half 1st cousin 5 times removed | | |
| Wife of the 2nd cousin 7 times removed | | |
| Todd, Lewis | Husband of the 2nd cousin twice removed | | |
| Tosh, Holly Annie | Wife of the 1st cousin 3 times removed | | |
| Tracy | Wife of the 2nd cousin | | |
| Train, Lydia Jane | Wife of the 3rd cousin 4 times removed | | |
| Trantham, Delmar | 2nd cousin twice removed | VIII | 5 |
| Trantham, Henry o. | Husband of the 1st cousin 3 times removed | | |
| Trantham, Margie | 2nd cousin twice removed | VIII | 5 |
| Trantham, Mildred | 2nd cousin twice removed | VIII | 5 |
| Treadwell, Martha Ann | Wife of the half 1st cousin 4 times removed | | |
| Tucker, Clarence Warren | Husband of the 6th cousin once removed | | |
| Tucker, Larry Warren | 7th cousin | XVI | 8 |
| Tune, Catherine | Wife of the 3rd cousin 4 times removed | | |
| Tune, Josephine | Wife of the 4th cousin 3 times removed | | |
| Turner, Richard | Husband of the 9th great-grandaunt | | |
| Husband of the half 19th cousin 12 times removed | | |
| Husband of the half 20th cousin 10 times removed | | |
| Tweedie, Carson | Husband of the 1st cousin once removed | | |
| Tweedie, Janine Elaine | 2nd cousin | VI | 3 |
| Tyas, Joan | 19th great-grandmother | XXI | 21 |
| unknown | Wife of the granduncle | | |
| unknown | 11th great-grandmother | XIII | 13 |