 | Sybrand Lukas Jacobus van Dyk (1820-1876) 
|
 | Anna Catharina Philippina Pretorius (1830-1898)
|
| Anna Catharina Philippina van Dyk (1855-1939)  |
| Johanna Maria van Dyk (1858-1931) |
| Jacobus Nicolaas van Dyk (1860- ) |
| Sybrand Gerhardus van Dyk (1862- ) |
| Susara Aletta Petronella van Dyk (1866- ) |
| Willem Lodewikus van Dyk (1867-1945) |
| Joseph Jacobus van Dyk (1868-1909) |
| Hendrik Johannes van Dyk (1874-1931) |
| Andries Francois van Dyk (1862-1916)
|
| Susara Aletta Maria Jonker (1865-1901)
|
| Sybrand Lukas Jacobus van Dyk (1888- ) |
| Jan Adriaan Jacobus Petrus van Dyk (1890-1937) |
| Magrietha Elizabeth van Dyk (1893- ) |
| Andries Francois van Dyk (1897-1958) |
| Anna Catharina Philippina van Dyk (1895- ) |
| Susara Aletta Lourens van Dyk (1901- ) |
