ca. 1760 - 1837 (~ 77 jaar)
| Filippus Koerts Spakman | |
| G: | 23 sep 1789 |
| Westerlee, Groningen | |
| Hindrik Koerts | |
| G: | 29 aug 1791 |
| Westerlee, Groningen | |
| Jan Koerts | |
| G: | 25 sep 1793 |
| Westerlee, Groningen | |
| O: | vóór 1797 |
| Freerk Koerts | |
| G: | 3 sep 1795 |
| Westerlee, Groningen | |
| Jan Koerts Snitjer | |
| G: | 23 dec 1797 |
| Westerlee, Groningen | |
| O: | 29 aug 1829 |
| Westerlee, Groningen | |
| Klaas Koerts | |
| G: | 24 okt 1800 |
| Westerlee, Groningen | |
| Anna Koerts | |
| G: | 11 dec 1802 |
| Westerlee, Groningen | |
| Freeja Koerts | |
| G: | 28 mrt 1805 |
| Westerlee, Groningen | |
| Grietje Koerts | |
| G: | 3 okt 1807 |
| Westerlee, Groningen | |
| Koert Hindriks | |
| G: | ca. 1760 |
| Kreis Lippe, Duitsland | |
| O: | 10 apr 1837 |
| Westerlee, Groningen | |
| Maria Filippus | |
| G: | 1769 |
| Midwolda | |
| H: | 24 feb 1788 |
| Westerlee, Groningen | |
| O: | ca. 16 feb 1808 |
| Westerlee, Groningen | |
| Geert Koerts Snitjer | |
| G: | 18 dec 1809 |
| Westerlee, Groningen | |
| O: | 13 mei 1814 |
| Westerlee, Groningen | |
| Sijbolt Koerts Snitjer | |
| G: | 6 feb 1813 |
| Westerlee, Groningen | |
| Geertje Koerts Snitjer | |
| G: | 27 apr 1816 |
| Westerlee, Groningen | |
| Grietje Geerts | |
| G: | ca. 1773 |
| Nieuwe Pekela | |
| H: | 6 nov 1808 |
| Westerlee, Groningen | |
| O: | 20 dec 1825 |
| Westerlee, Groningen | |
