| Father | Jehoiada HARCOMBE (1852 - 1914) |
| Mother | Hannah NICHOLAS (1852 - 1936) |
| Sibling | David HARCOMBE (1871 - 1933) |
| Sibling | Mary HARCOMBE (1873 - 1955) |
| Sibling | Ann "Annie" HARCOMBE (1874 - 1886) |
| Sibling | Mark HARCOMBE BEM, JP (1875 - 1956) |
| Sibling | Elizabeth "Lizzie" HARCOMBE (1877 - 1963) |
| Sibling | James HARCOMBE (1880 - 1940) |
| Sibling | Margaret HARCOMBE (1883 - 1950) |
| Sibling | Catherine Hannah "Cassie" HARCOMBE (1885 - 1923) |
| Sibling | George HARCOMBE (1887 - 1947) |
| Sibling | Ann Jane HARCOMBE (1889 - 1892) |
| Sibling | Samuel HARCOMBE (1891 - 1964) |
| Sibling | Matthew HARCOMBE (1891 - 1960) |
| Sibling | Martha Jane "Jenny" HARCOMBE (1893 - 1968) |
| Sibling | Jehoiada "Joe" HARCOMBE (1895 - 1959) |
| Sibling | Benaiah Richard "Ben" HARCOMBE (1899 - 1965) |