| 1. Douwe Schingenga |
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| B: |
2 Mar 1864 |
| P: |
Wymbritseradeel, Nederland |
| D: |
7 Aug 1868 |
| P: |
Wymbritseradeel |
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| 4. Douwe Gatzes Schengenga |
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| B: |
8 Jan 1790 |
| P: |
Oosterwierum |
| M: |
30 Nov 1816 |
| P: |
Baarderadeel |
| D: |
7 Jul 1857 |
| P: |
Ijlst, Nederland |
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| 8. Gatse Jantjes |
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| B: |
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| P: |
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| M: |
26 Dec 1782 |
| P: |
Oosterwierum |
| D: |
May 1795 |
| P: |
Oosterwierum |
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| 10. Wijbe Wijbes Cnossen |
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| B: |
28 Apr 1771 |
| P: |
Hommerts, Nederland |
| M: |
28 May 1797 |
| P: |
Hommerts, Nederland |
| D: |
15 Oct 1826 |
| P: |
Wymbritseradeel |
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| 6. Aede Pieters Koopmans |
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| B: |
11 Jan 1803 |
| P: |
Winsum |
| M: |
27 Sep 1830 |
| P: |
Hindeloopen, Nederland |
| D: |
27 Apr 1853 |
| P: |
Heeg |
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| 12. |
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| 15. |
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1864 - 1868 (4 years)