| Father | Patrick (Pa) O'HARA (1859 - 1951) |
| Mother | Mary (Mud) O'HARA (1863 - 1941) |
| Sibling | Mary Jane (Di) O'HARA (1886 - 1948) |
| Sibling | Ann (Annie, Baby) O'HARA (1887 - 1988) |
| Sibling | 'unknown' O'HARA ( - 1911) |
| Sibling | 'unknown' O'HARA ( - 1911) |
| Sibling | Patrick (Pat, Tut) Joseph O'HARA (1892 - 1974) |
| Sibling | Ellen (Nell) O'HARA (1893 - 1980) |
| Sibling | William O'HARA (1894 - 1978) |
| Sibling | Teresa Mary O'HARA (1896 - 1903) |
| Sibling | Maud O'HARA (1897 - 1979) |
| Sibling | Mabel O'HARA (1901 - ) |
| Sibling | Eva O'HARA (1903 - ) |
| Sibling | Edith (Cutchie) O'HARA (1904 - ) |
| Sibling | 'unknown' O'HARA ( - 1911) |