 | Gert Jacobus van Dyk (1897-1949) 
|
 | Lavina Catharina Cecilia Hendrina Beetge (1900-1966)
|
| Lavina Catharina van Dyk (1921-1971)  |
| Marthina Stephina Petrosina Christina van Dyk (1925-1977) |
| Frans Petrus van Dyk (1924-1965) |
| Elizabeth Catharina Johanna van Dyk (1929-1972) |
| Christoffel Frederik Dirks Ortlepp (1891-1964) |
| Charlotte Dorothy Robertson (1902- ) |
| Jan Hendrik Stephanus van Dyk (1937-2019)
|
| Gert Jacobus van Dyk (1958-2018) |
