 | Jacobus Johannes van Dyk (1862-1947) 
|
 | Sophia Margaretha Swart (1865-1936)
|
 | Johanna Magdalena Susanna van Dyk (1887-1970)  |
 | Jan Engelard van Dyk (1900-1965) |
| Gerhadus Paulus Jordaan (1882-1943) |
 | Catharina Elizabeth Johanna Swart (1886-1963) |
| Catharina Elizabeth Johanna Jordaan (1906-1960)
|
| Wessel Johannes van Dyk (1905-1961)
|
 | Jacobus Johannes van Dyk (1927-2001) |
| Gerhardus Paulus Jordaan van Dyk (1930-2018) |
| Wessel Johannes van Dyk (1931-1932) |
| Catharina Elizabeth Johanna van Dyk (1933- ) |
