 | John James van Dyk (1873-1934) 
|
 | Roselyn Carolina Viana (1872-1956)
|
| Richard James van Dyk, (European) (1895-1960)  |
| Jessie Johanna van Dyk (1897- ) |
| Sarah Magdalena van Dyk (1898-1972) |
| Christian Viana van Dyk (1900- ) |
| Edwin John van Dyk (1902-1980) |
| Bridget Vera van Dyk (1905-1921) |
| Harold Cecil van Dyk (1906- ) |
| Hubert Claude van Dyk (1907- ) |
| Mabel Caroline van Dyk (1903-1993)
|
