| | | | | | Pieter Willem Medema 1883–1962 Cornelia Barendina Blanc 1884–1957 | | | | | | | | Willem Wijbrands Medema 1806–1859 Grietje Pieters Smit 1811–1880 | | | | Wijbrand Willems Medema 1760–1835 | | |
| | | Pieter Pieters Smit 1770–1831 | | |
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| | | Jan Kornelis Wadners 1822–1857 | | | | Kornelis Jans Wadners 1788–1851 Almtje Harms Lalkens 1800–1853 Grietje Klaassens Venhuizen –1821 | | |
| | | Jan Jakobs Terhuizen 1797–1882 Anje Ties Scholtens 1806–1843 | | |
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| | | Jacob Johannes Blanc 1850–1887 Catharina Houwing 1851–1923 | | | | Cornelia Barendina Gastelaars 1818–1887 | | |
| | | Jacob Jacobs Houwing 1824–1884 Martje Gaikes van Polen 1826–1913 | | | | Jacob Arends Houwing 1781–1848 Trientje Wilko Hesse 1783–1857 | | |
| | | Gaike Jansen van Polen 1787–1875 Trijntje Pieters Schuilenburg 1790–1858 | | |
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