| Antonetta Konings *1851-†1929 |
| Hendrik Hubert Backus *1853-†1926 |
| Johanna Backus *1878-†1945 |
| Jacobus Backus *1879-†1951 |
| Hendrikus ) Backus *1880-†1881 |
| Mathias Backus *1882-†1944 |
| Jacoba Backus *1884-†1934 |
| Jacob Backus *1886-†1967 |
| Henricus Backus *1888-†1964 |
| Gerardus Backus *1890-†1968 |
| Gertruda Backus *1892-†1970 |
| Hubertus Backus *1894-†1968 |
| Doodgeb. Backus *1896-(†) |