 | Joseph John van Dyk (1903-1979) 
|
 | Jacomina Gertruida de la Rey (1906-1967)
|
| James Joshua van Dyk (1925-1991)  |
| Jacobus Herklaas van Dyk (1930-1984) |
| Joseph John van Dyk (1933-2005) |
 | Dorothy Jemina van Dyk (1938-2005) |
| Jacomina Gertruida van Dyk (1940-2019) |
| George Albert Higgins (1919-1996) |
| Maude Esther van Dyk (1928-1970)
|
