Maria Margaretta Elizbeth “Mary” Dunker 1863–1946 | | | | Johann Karsten Heinrich Dunker 1820–1892 Sophia Caroline Meyer 1830–1873 | | | | Johann Heinrich Dunker 1803–1868 Catharina Maria Bredehöft 1818– | | | | Joachim Diedrich Duncker 1766–1828 Anna Catharina Christina Maria Wendt – |
| | | Johann Hinrich Wilhlem Bredehöft 1795–1842 Catharina Maria Tipken 1794–1842 | | |
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