| Father | William JONES Esquire JP, DL (1828 - 1887) |
| Mother | Margaret Jones HUGHES (1832 - 1895) |
| Sibling | William Hughes JONES (1855 - 1903) |
| Sibling | Thomas Hugh JONES (1856 - 1893) |
| Sibling | John Lewis JONES (1857 - ) |
| Sibling | Sarah Maria JONES (1858 - ) |
| Sibling | Margaret Sophia JONES (1859 - 1859) |
| Sibling | Mary Lucy JONES (1860 - 1865) |
| Sibling | Margaret Octivia Anne JONES (1863 - 1894) |
| Sibling | Richard Lloyd JONES (1866 - 1893) |
| Sibling | Walter Bevan JONES (1867 - 1924) |
| Sibling | David Robert JONES (1869 - 1916) |
| Sibling | Edward Owen JONES (1870 - 1937) |
| Sibling | Catherine Myfanwy "Kate" JONES (1871 - 1916) |
| Sibling | Arthur Meyrick JONES (1872 - 1910) |
| Sibling | Henry Austin JONES (1873 - 1921) |
| Sibling | Alfred Dunstan Basil JONES (1874 - 1903) |