| Jan Frederik Valeton |
| Jan Frederik Valeton | |
| G: | 11 mei 1912 |
| Moeara Enim (Ned. Ind.) | |
| O: | Ja, datum echter onbekend |
| Johanna Jacoba de Jongh |
| Johanna Jacoba de Jongh | |
| G: | 11 mei 1909 |
| Den Haag | |
| H: | 6 mei 1939 |
| Rijswijk | |
| O: | Ja, datum echter onbekend |
| Anna Willemina Beins |
| Anna Willemina Beins | |
| G: | 3 apr 1880 |
| Oosterdiep | |
| O: | 8 jul 1968 |
| Rotterdam | |
| Théodore Valeton |
| Théodore Valeton | |
| G: | 6 nov 1881 |
| Amsterdam | |
| H: | 28 mrt 1908 |
| Winschoten | |
| O: | 29 nov 1961 |
| Den Haag | |
| Luppo Beins |
| Luppo Beins | |
| G: | 7 jul 1837 |
| Hoogezand | |
| O: | 4 okt 1912 |
| Winschoten | |
| Henderika Marchina Wilkens |
| Henderika Marchina Wilkens | |
| G: | 22 aug 1842 |
| Oosterdiep | |
| H: | 10 nov 1871 |
| Wildervank | |
| O: | 4 aug 1932 |
| Apeldoorn | |