| | Johannes Joseph Maria Onstenk 1901–1971 Anna Wilhelmina Maria van Ling 1902–1999 | | | | Johannes Hendrikus Onstenk 1872–1947 Maria Francina Johanna Koning 1875–1962 | | | | Johannes Hendrikus Onstenk 1832–1878 Berendina Gerharda Jansen 1839–1874 Grada Hendriksen 1841–1907 | | | | Joannes Lotarius Fredericus Onstenk 1805–1877 | | |
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