 | Joseph van Dyk (1789-1862) 
|
 | Sophia Elizabeth Potgieter (1793-1861)
|
| Sophia Elizabeth van Dyk (1813-1856)  |
| Joseph Sybrand van Dyk (1815- ) |
| Johannes Jurgens van Dyk (1818-1892) |
| Zacharia Susara van Dyk (1820- ) |
| Jacobus Cornelius van Dyk (1822-1889) |
| Elsje Emmarentia van Dyk (1825- ) |
| Maria Catharina Magdalena van Dyk (1827- ) |
| Francina Johanna van Dyk (1833- ) |
| Jacobus Cornelius Potgieter (1790-1845)
|
| Maria Magdalena Engelbrecht (1795- ) |
| Francois Johannes van Dyk (1824- )
|
| Petronella Hendrina Potgieter (1835- )
|
| Joseph Hermanus van Dyk (1857-1941) |
| Jacobus Cornelius van Dyk (1859-1901) |
| Sophia Elizabetha Gertruida van Dyk (1859- ) |
| Jacobus Cornelis van Dyk (1861- ) |
| Petronella Hendrina van Dyk (1863- ) |
| Francois Johannes van Dyk (1865- ) |
| Cornelis van Dyk (1870- ) |
| Hermanus Christoffel van Dyk (1871-1936) |
