| Olsthoorn |
| Olsthoorn | |
| G: | 5 feb 1928 |
| Schipluiden | |
| O: | 5 feb 1928 |
| Schipluiden | |
| Olsthoorn |
| Olsthoorn | |
| G: | 22 feb 1931 |
| Schipluiden | |
| O: | 22 feb 1931 |
| Schipluiden | |
|
| Margrietha Johanna Verburg |
| Margrietha Johanna Verburg | |
| G: | ca. 1893 |
| Pijnacker | |
| O: | 15 mrt 1936 |
| Delft | |
| Theodorus Johannes Olsthoorn |
| Theodorus Johannes Olsthoorn | |
| G: | ca. 1886 |
| Schiedam | |
| O: | Ja, datum echter onbekend |