| 1. Jan Koekoek |
 |
| B: |
Tuesday 30 January 1872 |
| P: |
Eelde, Drenthe, Nederland |
| D: |
Date unknown |
| P: |
|
|
| 2. Jacob Koekoek |
|
| B: |
Tuesday 09 November 1841 |
| P: |
Zuidlaren, Drenthe, Nederland |
| M: |
Saturday 08 May 1869 |
| P: |
Eelde, Drenthe, Nederland |
| D: |
Tuesday 20 April 1915 |
| P: |
Eelde, Drenthe, Nederland |
|
| 4. Jan Jacobs Koekoek |
|
| B: |
1810 |
| P: |
Peize, Drenthe, Nederland |
| M: |
Tuesday 21 September 1841 |
| P: |
Vries, Drenthe, Nederland |
| D: |
Date unknown |
| P: |
|
|
| 8. Jacob Hendriks Koekoek |
=> |
|
| B: |
1763 |
| P: |
Zuidwolde, Bedum, Groningen, Nederland |
| M: |
Sunday 31 October 1802 |
| P: |
Hoogkerk, Groningen, Nederland |
| D: |
Saturday 30 June 1821 |
| P: |
Peize, Drenthe, Nederland |
|
|
|
| 5. Lammechien Harms Speelman |
|
| B: |
Friday 01 January 1819 |
| P: |
Zuidlaren, Drenthe, Nederland |
| D: |
Monday 03 September 1888 |
| P: |
Anloo, Drenthe, Nederland |
|
|
|
|
| 3. Derkien Dussel |
|
| B: |
Monday 15 March 1847 |
| P: |
Eelde, Drenthe, Nederland |
| D: |
Sunday 04 November 1934 |
| P: |
Eelde, Drenthe, Nederland |
|
| 6. Lambert Dussel |
|
| B: |
Saturday 29 March 1817 |
| P: |
Eelde, Drenthe, Nederland |
| M: |
Saturday 21 November 1840 |
| P: |
Eelde, Drenthe, Nederland |
| D: |
Monday 22 October 1883 |
| P: |
Eelde, Drenthe, Nederland |
|
| 12. Gerrit Lamberts Dussel |
=> |
|
| B: |
1792 |
| P: |
Eelde, Drenthe, Nederland |
| M: |
Sunday 05 November 1815 |
| P: |
Eelde, Drenthe, Nederland |
| D: |
Date unknown |
| P: |
|
|
|
|
| 7. Annechien Grashuis |
|
| B: |
Monday 21 May 1821 |
| P: |
Paterswolde, Eelde, Drenthe, Nederland |
| D: |
Date unknown |
| P: |
|
|
| 14. Willem Jans Grashuis |
|
| B: |
Date unknown |
| P: |
|
| M: |
Sunday 14 February 1813 |
| P: |
Haren, Groningen, Nederland |
| D: |
Date unknown |
| P: |
|
|
| 15. Lammechien Lamberts Pleiter |
|
| B: |
1791 |
| P: |
Eelde, Drenthe, Nederland |
| D: |
Friday 17 July 1874 |
| P: |
Kalkwijk, Hoogezand, Groningen, Nederland |
|
1872 - Date unknown
