| | Nicolette Catherine Josephine "Käthy" van der Werf 1930–2000 Bernardus Theodorus Joseph Maria "Ben" Derksen 1926–1988 | | |
| | Nicola Veronika Johanna "Nico" Theiken 1898–1980 Johannes van der Werf 1896–1954 | | | | Heinrich Anthon Theiken 1856–1921 Fronika Johanna Snitker 1858–1954 | | | | Anna Thecla "Thecla" Eilers – |
| | | Geert Joannes Snitker 1817–1893 Gersina Josephs Brekeling 1818–1892 | | | | | Joseph Jurjens Brekeling – |
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| | | Roelof van der Werf 1862–1943 Maria Margaretha Drewes 1866–1947 | | | | Hindrik van der Werf 1828–1900 Mettien van der Veen 1828–1898 | | | | | Roelf Wilhelminus van der Veen – |
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| | | Jacobus Gallus Drewes 1840–1932 Clara Geertruida Helmers 1837–1914 | | | | Hendricus Adrianus Antonius Drewes – Maria Catharina van der Borgh – |
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