| 1. Rudolf Koekoek |
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| B: |
1882 |
| P: |
Hoogeveen, Drenthe, Nederland |
| D: |
Date unknown |
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| 2. Roelof Koekoek |
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| B: |
Wednesday 15 November 1843 |
| P: |
Hoogeveen, Drenthe, Nederland |
| M: |
Wednesday 27 April 1870 |
| P: |
Hoogeveen, Drenthe, Nederland |
| D: |
Date unknown |
| P: |
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| 4. Klaas Berends Koekoek |
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| B: |
Wednesday 28 October 1818 |
| P: |
Hoogeveen, Drenthe, Nederland |
| M: |
Wednesday 30 October 1839 |
| P: |
Hoogeveen, Drenthe, Nederland |
| D: |
Monday 04 March 1889 |
| P: |
Noord, Hoogeveen, Drenthe, Nederland |
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| 8. |
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| 9. |
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| 5. Lubbechien Roelofs Spijkerman |
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| B: |
Wednesday 02 July 1817 |
| P: |
Ruinen, Drenthe, Nederland |
| D: |
Wednesday 18 January 1893 |
| P: |
Noord, Hoogeveen, Drenthe, Nederland |
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| 10. Roelof Gooszens Spijkerman |
=> |
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| B: |
Sunday 28 February 1790 |
| P: |
Hoogeveen, Drenthe, Nederland |
| M: |
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| D: |
Sunday 31 January 1869 |
| P: |
Hoogeveen, Drenthe, Nederland |
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| 11. Hilligjen Hendriks |
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| B: |
Sunday 28 October 1781 |
| P: |
Hoogeveen, Drenthe, Nederland |
| D: |
Saturday 05 February 1848 |
| P: |
Het Schut, Hoogeveen, Drenthe, Nederland |
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| 3. Trijntje Duinkerken |
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| B: |
Friday 17 December 1847 |
| P: |
Hoogeveen, Drenthe, Nederland |
| D: |
Wednesday 11 June 1924 |
| P: |
Hoogeveen, Drenthe, Nederland |
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| 6. Nicolaas Duinkerken |
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| B: |
Saturday 26 November 1814 |
| P: |
Hoogeveen, Drenthe, Nederland |
| M: |
Wednesday 19 December 1838 |
| P: |
Hoogeveen, Drenthe, Nederland |
| D: |
Wednesday 28 March 1877 |
| P: |
Hoogeveen, Drenthe, Nederland |
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| 12. |
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| 13. |
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| 7. Janna Doldersum |
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| B: |
Tuesday 21 March 1815 |
| P: |
Hoogeveen, Drenthe, Nederland |
| D: |
Saturday 31 August 1907 |
| P: |
Hoogeveen, Drenthe, Nederland |
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| 14. |
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| 15. |
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1882 - Date unknown
