Pierre Michel Joseph Koning 1863–1944 Maria Jeannette Bonk 1865–1948 | | | | Alida Wilhelmina de Ruijter – |
| | | Pieter Douwes Bonk 1814–1893 Maria Jannetje Nijhoff 1835–1905 | | | | Douwe Pieters Bonk 1780–1855 Emke Pieters Akkerman 1778–1855 | | | | | | | | Tjelling Pieters … 1722–1806 |
|
|
| | | Pieter Tjeerds Akkerman –1795 |
|
|
| | |
|
|
|