 | Johannes Hendrik Hattingh van Dyk (1876-1946) 
|
 | Gertruida Magdalena van Dyk (1908- )  |
| Wessel Cornelius van Dyk (1913-1965) |
| Susanna Magdalena van Dyk (1915- ) |
| Catharina Maria Francina Louisa van Dyk (1917-1991) |
| Johannes Hendrik Hattingh van Dyk (1921-1971) |
| Frans Johannes van Dyk (1910-1966)
|
| Christina Magdalena Susanna de Villiers (1913-1994)
|
| Johannes Hendrik van Dyk (1935-2006) |
| Jan Dawid van Dyk (1936-2004) |
| Petronella Margaretha van Dyk (1940-2011) |
