1. | Jan Jonker was born in Groningen. Family/Spouse: Wilhelmina van Bergen. Wilhelmina (daughter of Koenraad van Bergen and Annechien Buring) was born on 6 Apr 1898; died on 6 Aug 1979. [Group Sheet] [Family Chart]
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2. | Trijntje Jonker (1.Jan1) |
3. | Annechien Jonker (1.Jan1) |