 | Willem Stephanus Cornelius Du Plooy van Dyk (1880-1957) 
|
 | Anna Catharina Rademan (1886-1956)
|
| Christina Magdalena Jacoba van Dyk (1909- )  |
| Anna Catharina van Dyk (1913-1995) |
| Christoffel Johannes Rademan van Dyk (1914-1975) |
| Willem Stephanus Cornelius van Dyk (1917-1955) |
| Johannes Gerhardus Frederik van Dyk (1920-1983) |
| Margaret Elizabeth Grobler (1907- ) |
| Petrus Johannes Burger van Dyk (1912- )
|
