| Father | Robert Smart (1828 - 1915) |
| Mother | Elizabeth Ann Roberts (1834 - 1917) |
| Sibling | John R . Smart (1855 - 1933) |
| Sibling | Hannah Smart (1856 - 1942) |
| Sibling | Robert Smart (1857 - 1927) |
| Sibling | Charles Fleming Smart (1859 - 1864) |
| Sibling | Thomas Roberts Smart (1861 - 1950) |
| Sibling | Agnes Jane Wilson Smart (1863 - 1924) |
| Sibling | Rosina Elizabeth Smart (1865 - 1945) |
| Sibling | William Smart (1870 - 1957) |
| Sibling | Margaret Wilson Smart (1871 - 1958) |
| Sibling | Alexander James Smart (1875 - 1949) |
| Sibling | Arthur Emmanuel Smart (1879 - 1950) |