| Father | William Walton Cobbs (1835 - 1900) |
| Mother | Louisa Cabell Flournoy (1844 - 1884) |
| Sibling | Mary Love Cobbs (1865 - 1958) |
| Sibling | Mildred Ann Stone Cobbs (1866 - 1925) |
| Sibling | Louisa Banks Flournoy Cobbs (1868 - 1953) |
| Sibling | Nannie Cecil Cobbs (1869 - 1938) |
| Sibling | Buena Henry Cobbs (1871 - 1928) |
| Sibling | William Cabell Cobbs Sr (1873 - 1943) |
| Sibling | Susan Allen Cobbs (1874 - 1897) |
| Sibling | Thomas Stanhope Flournoy Cobbs (1878 - 1946) |
| Sibling | Elizabeth Flournoy Cobbs (1879 - 1959) |
| Sibling | John James Cobbs (1880 - 1959) |
| Sibling | Dr Walter Herbert Cobbs (1882 - 1944) |