| | Jacob Frederick Struwig 1865–1899 | | | | Abraham Jacobus Struwig 1825–1900 Elizabeth Margaretha du Plessis 1826–1883 | | | | Daniel Struywig 1765–1843 Engela Catharina Peltzer 1784–1851 | | | | Johannes Struywig 1720–1777 Christina de Vyff van die Kaap 1725– | | |
| | | Petrus Cornelis Peltzer – |
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| | | Hester Sophia Grobbelaar – | | | | Cornelis Hendrik Driessen – |
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