 | Theunis Gerhardus van Dyk (1875-1950) 
|
 | Susanna Cornelia Tiedt (1880-1961)
|
| Johannes Jurgens van Dyk (1903-1960) |
| Theunis Gerhardus van Dyk (1913-1979)  |
| Henning Jeremias van Dyk, ii (1879-1950)
|
| Cornelia Gertruida Jacoba Eloff (1880- )
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| Joseph Sybrand van Dyk (1901-1966) |
| Philippus Arnoldus Myburgh van Dyk (1903-1910) |
| Catharina Dorothea van Dyk (1908-2000) |
| Henning Jeremias Lubbe van Dyk (1914-1988) |
| Johannes Lodewikus van Dyk (1917-1958) |
| Cornelia Gertruida Jacoba van Dyk (1919-1992) |
| Maria van Dyk (1922-1949) |
| Herman Christian Tiedt van Dyk (1910-1980)
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| Fanny Elizabeth Jane van Dyk (1911-1996)
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| Theunis Gerhardus van Dyk (1940-2006) |
| Henning Jeremias van Dyk (1941- ) |
