| | Margaretha Martina Spruit – | | |
| | Elisabeth Reina Uilenberg – | | | | | Johannes Jensma 1900–1968 | | | | Gerlof Johannes Jensma 1869–1932 | | | | Johannes Gerlofs Jensma 1844–1918 Nieske Iebes Poortinga 1847–1931 | | | | Gerlof Johannes Jensma 1820–1895 Tietje Sipkes Olivier 1822–1897 | | |
| | | Iebe Fransens Poortinga – |
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