 | Rudolph Johannes van Dyk (1893-1963) 
|
 | Susanna Adriana van Tonder (1896-1968)
|
| Coenraad Machiel Burger van Dyk (1916-1992)  |
| Matthys Cornelis van Dyk (1918-1986) |
| Wilhelmina Louisa Dorothea van Dyk (1924- ) |
| Johannes Christoffel van Dyk (1929- ) |
| Dorothea Wilhelmina van Dyk (1933-1984) |
| Martha Elizabeth Petronella van Dyk (1931- )
|
| Jan Harm Labuschagne (1925- ) |
