| | Jan Douwes Dankert 1885–1971 Maartje Klazes de Vries 1888–1976 | | | | Douwe Jans Dankert 1857–1937 Sytske Douwes Visser 1860– | | | | Jan Douwes Dankert 1814–1876 Akke Roelofs Fopma 1822–1908 | | |
| | | Douwe IJsbrands Visser 1833–1920 Dieuwke Annes Tinga 1830–1909 | | |
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| | | Marijke Wassenaar 1861–1946 | | | | | Arjen Alderts Wassenaar 1833–1906 | | |
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