Jacoba Johanna van der Heijden (1853-1897) 
|
Alida Louwinger (1875-1962)  |
| Jacoba Johanna Louwinger (1878-1946) |
| Margaretha Louwinger (1880-1956) |
Jacobus Johannes Louwinger (1882-1884) |
| Jacobus Leonardus Louwinger (1885-1887) |
| Jacob Louwinger (1889- ) |
| Johanna Anthonia Louwinger (1891- ) |
| Maria Louwinger (1873-1952)
|
| Dirkje Sinke (1895-1971) |
| Jacob Sinke (1896-1944) |
| Adriaan Sinke (1898-1899) |
