Gezin: Cornelius Knotnerus / Jantje Ufkes (F3881)
getr. 05 okt 1853Haije Pieters Ufkes (1788- ) 
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Fennechijn Etskes Dijksterhuis (1796-1846)
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| Cornelius Knotnerus (1828-1898)
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| Jantje Ufkes (1824-1887)
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Otto Knotnerus (1855- )  |
| Fenchiena Knotnerus (1857-1857) |
| Fennechien Knotnerus (1858-1858) |
| Fennechiena Knotnerus (1861-1862) |
| Fennechina Knotnerus (1863- ) |
| Harmke Knottnerus (1865-1939) |