 | Dirk Johannes van Dyk (1849-1919) 
|
 | Sarah Magdalena Mortlock (1853-1915)
|
| Charles van Dyk (1878-1940)  |
| Sarah Magdalena van Dyk (1880-1950) |
| Louis Philip van Dyk (1883-1883) |
| Henry Thomas van Dyk (1885-1948) |
| August Christiaan Viana (1845-1909) |
| Jacoba Johanna Susanna Adams ( -1891) |
| 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) |
| Mabel Caroline van Dyk (1903-1993) |
| Bridget Vera van Dyk (1905-1921) |
| Harold Cecil van Dyk (1906- ) |
| Hubert Claude van Dyk (1907- ) |
