| Edwards Family Tree | | Holbrook Family Tree |
| | John Holbrook, Jr. |
| | Mary Hargis-Hammon |
| | \/ |
| | John Holbrook, III |
| | Mary "Mollie" Cooksey |
| | \/ |
| | Robert Alfred Holbrook, Sr. (1785 to 1849) |
| | Mary Elizabeth "Polly" McCoy (1789 to 1864) |
| | \/ |
| | James Floyd Holbrook (1815 to 1892) |
| | Frances "Fannie" Jordan (1816 to 1887) |
| | \/ |
| W. W. Edwards | | Thomas Floyd Holbrook, Sr. (1854 to 1927) |
| M. E. (Maiden Name Unknown) | | Sarah Catherine Lawson (1853 to 1943) |
| \/ | | \/ |
| William Henry Edwards (1874 to 1954) | | Lucy Lenore Belle Holbrook (1877 to 1967) |
| Parents of Five Children | |