 | Sybrand van Dyk (1826-1921) 
|
 | Cornelia Margaretha Nel ( -1920)
|
| Anna Helena Martha van Dyk (1847-1927)  |
| Marthinus Johannes van Dyk (1852-1931) |
| Martha Elizabeth van Dyk (1855- ) |
| Anna Catharina Philippina van Dyk (1856- ) |
| Johanna Margaretha Odendaal van Dyk (1858- ) |
| Pieter Willem van Dyk (1861- ) |
| Gerrit Coetzee (1841-1909) |
| Gerbrecht Elizabeth Oosthuizen (1845-1898) |
| Jacomina Christiana Coetzee (1869-1932)
|
| Sybrand Adriaan Cornelis van Dyk (1864-1948)
|
| Gerbrecht Elizabeth van Dyk (1884-1964) |
| Gert van Dyk (1895-1918) |
| Anna Helena Martha van Dyk (1897-1921) |
| Sybrand Adriaan Cornelis van Dyk (1899-1923) |
| Jacobus Hendrik van Dyk (1901-1902) |
| Marthinus Johannes van Dyk (1903-1965) |
| Elizabeth Catharina van Dyk (1911- ) |
