| Johan Cornelis Plesman |
| Johan Cornelis Plesman | |
| G: | 8 sep 1918 |
| Zeist | |
| O: | Ja, datum echter onbekend |
| Jan Leendert Plesman |
| Jan Leendert Plesman | |
| G: | 18 dec 1919 |
| Gouda | |
| O: | Ja, datum echter onbekend |
|
| Albert Plesman |
| Albert Plesman | |
| G: | 7 sep 1889 |
| Den Haag | |
| O: | 31 dec 1953 |
| Den Haag | |
| Susanna Jacoba van Eijk |
| Susanna Jacoba van Eijk | |
| G: | ca. 1895 |
| Gouda | |
| H: | 27 dec 1917 |
| Zeist | |
| O: | Ja, datum echter onbekend |