 | Dirk Johannes van Dyk (1849-1919) 
|
 | Sarah Magdalena Mortlock (1853-1915)
|
| John James van Dyk (1873-1934)  |
| Charles van Dyk (1878-1940) |
| Sarah Magdalena van Dyk (1880-1950) |
| Louis Philip van Dyk (1883-1883) |
| Maria Jacoba Faulman (1888-1924) |
| Henry Thomas van Dyk (1885-1948)
|
| John Henry van Dyk (1907- ) |
| Susan Florence van Dyk (1909- ) |
| Sarah Magdalena van Dyk (1911- ) |
