Jacob Frederiks (1870-1953) 
|
Maria den Boer (1875-1940) |
| Jacobus Johannes Frederiks (1896-1907) |
| Jan Frederiks (1901- ) |
Jacoba Maria Frederiks (1906- )  |
| Alida Petronella Frederiks (1908-1909) |
| Alida Petronella Frederiks (1910- ) |
| Jacob Frederiks (1912- ) |
| Hendrika Elizabeth Frederiks (1899- )
|
| Marie van der Poel (1922- ) |
