| Aaldrik Kornelis Koster | |
| G: | 11 okt 1823 |
| Scheemda | |
| O: | 21 feb 1896 |
| Sappemeer | |
| Annechien Stuitje | |
| G: | 1824 |
| Nieuwolda | |
| H: | 14 jan 1848 |
| Hoogezand | |
| Kornelius Aaldriks Koster | |
| G: | 1776 |
| Winschoten | |
| O: | 6 apr 1834 |
| Scheemda | |
| Trijntje Aalderiks Stijkel | |
| G: | 1788 |
| Scheemda | |
| H: | 15 feb 1807 |
| Scheemda | |
| O: | 25 aug 1862 |
| Scheemda | |
| Aaldrik Jans Koster | |
| G: | 1738 |
| Meeden | |
| Eke Hindriks Kleve | |
| H: | 2 feb 1764 |
| Meeden | |
| Jan Jans | |
| G: | 1708 |
| Meeden | |
| H: | 7 okt 1731 |
| Meeden | |
