| | Johann Gerhard Janssen 1839–1915 | | |
Katharina Elisabeth Janssen 1841– Georg Albrecht Scalé 1838– | | |
| | Gerhard Janssen 1815–1843 Antke Catharina Kappelmann 1815–1895 | | |
| | Elisabeth Janssen de Vries 1778–1849 Johann Gerhard Janssen (Jan Gerdes Strüwer) 1787–1838 | | | | Gerd Janssen Strüwer 1749–1805 Trientje Dorothea Friedrichs 1745–1793 | | | | Johann Harms (später: Johann Harms Strüwer) 1712–1790 Antje (Anna) Gerdes 1720–1753 | | |
| | | Friedrich Hinrichs 1712–1791 Edelich Rudolfs (Scholemann) 1708–1790 | | | | Katharina Frerichs 1690–1737 | | | | Rebecca Samuels 1659–1739 | | |
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| | | Rudolph Scholemann 1670–1708 | | | | Eberhard Scholemann 1650–1700 |
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