| Franciscus Albertus EFFKEMANN | |
| *: | 10 September 1769 |
| Graes Wessum | |
| Anna Maria Elisabeth EFFKEMANN | |
| *: | 18 M?rz 1772 |
| Graes Wessum | |
| Bernardina Elisabeth EFFKEMANN | |
| *: | 20 September 1778 |
| Graes Wessum | |
| Adelheidis HAVERKATTE |
| Adelheidis HAVERKATTE | |
| *: | ca . 1745 |
| Joannes Hermannus EFFKEMANN | |
| *: | 31 Juli 1746 |
| Averesch Wessum | |
| oo: | 10 November 1768 |
| Wessum St. Martin | |