| | Harm Lammers Itzenga 1871–1921 | | |
| | Christine Janssen 1850–1924 | | | | Hinrich Heien Janssen 1815–1878 Taalke Maria Hinrichs 1825–1876 | | | | Heye Janssen Heyen 1782–1836 Caroline Catharine Valentins 1787–1822 |
| | | Dirk Hinnrichs Dirks 1796– Christine Theesfeld 1801–1862 |
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| | | Hermann Janssen 1809–1889 Anna Catharina Bußmann 1821–1889 | | | | Hinrich Janssen 1759–1833 Catharina Margareta Heeren 1772–1824 |
| | | Christian Friedrich Bußmann 1768–1852 Anna Gerdes Balster 1782– |
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