
| Jan Ebertus Thiescheffer | |
| G: | 25 jan 1903 |
| Groningen, Groningen, Groningen, Nederland | |
| O: | 14 apr 1980 |
| Donkerbroek, Ooststellingwerf, Friesland, Netherlands | |
| Hiltje Pompstra | |
| G: | 29 mrt 1907 |
| Pieterzijl, Groningen, Netherlands | |
| H: | 6 jul 1929 |
| Leek, Leek, Groningen, Netherlands | |
| O: | 25 okt 1985 |
| Donkerbroek, Ooststellingwerf, Friesland, Netherlands | |