 | Willem Abraham van Dyk (1824-1905) 
|
 | Cecilia Johanna Vorster (1826- )
|
| Anna Cecilia Susanna van Dyk (1845- ) |
| Margaretha Aletta van Dyk, i (1846-1864) |
| Cecilia Johanna van Dyk (1847-1927)  |
| Martha Magdalena van Dyk (1849- ) |
| Sara Catharina van Dyk (1851- ) |
| Willem Abraham van Dyk (1852- ) |
| Jacobus Adriaan van Dyk (1854-1890) |
| Anna Cecilia van Dyk (1859-1883) |
| Philippus Arnoldus van Dyk (1860- ) |
| Margaretha Aletta van Dyk, ii (1865- ) |
| Willemina van Dyk (1867- ) |
| Marthinus Cornelius van Dyk (1869- ) |
| Joseph Johannes van Dyk (1857-1920)
|
| Aletta Johanna van Dyk (1887-1920) |
| Willem Abraham van Dyk (1888-1947) |
| Johanna Cecilia van Dyk (1890- ) |
| Aletta Francina van Dyk (1895- ) |
| Joseph Johannes van Dyk (1896-1954) |
| Petrus Joubert van Dyk (1900-1968) |
| Maria Magdalena van Dyk (1904- ) |
| Wilhelmina van Dyk (1907- ) |
