Jan ten Doornkaat Koolman 1848–1870 | | |
| | Hildebrand ten Doornkaat Koolman 1854–1903 | | |
Margarethe Elisabeth ten Doornkaat Koolman – | | |
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| | Menna Johanna Silomon 1821–1891 Jan ten Doornkaat Koolman 1815–1889 | | |
| | Hildebrand Doeden Silomon 1780–1831 Antje Jans Nieland 1781–1860 | | | | Doede Janssen Silomon 1744–1820 Menje Hildebrands Nieland 1745–1817 | | |
| | | Jan Hildebrands Nieland 1740–1795 | | |
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