| Father | Meredith Watson (1841 - 1893) |
| Mother | Josephine Leonora Robertson (1847 - 1913) |
| Sibling | Walter Watson (1867 - 1919) |
| Sibling | Meredith Leon Watson (1869 - ) |
| Sibling | Mary Campbell Watson (1871 - 1889) |
| Sibling | Josephine Nelson Watson (1874 - 1889) |
| Sibling | Henry Hunter Watson (1875 - ) |
| Sibling | Robert Daniel Watson (1877 - 1877) |
| Sibling | Lois Willson Watson (1880 - ) |
| Sibling | Helen Christian Watson (1881 - 1889) |
| Sibling | Robert Archibald Alexander Watson (1883 - 1884) |
| Sibling | Rebekah Shore Watson (1884 - ) |
| Sibling | Calva Hamlett Watson (1886 - ) |
| Sibling | Theodorick Pryor Watson (1888 - 1889) |