 | Johannes Theodorus De Vrye van Dyk (1857-1938) 
|
 | Hester Johanna Hough (1860-1938)
|
 | Sers. Jacques Gideon van Dyk, Snr (1883-1957)  |
| Hester Johanna van Dyk (1885- ) |
| Eliza Christina Johanna van Dyk (1886- ) |
| Louisa Eliza van Dyk (1891- ) |
 | Johannes Theodorus De Vrye van Dyk (1894-1953) |
| Petrus Johannes Redelinghuys van Dyk (1896-1953) |
| Willem Jacobus van Zyl (1845-1920) |
| Andries Jacobus Theodorus van Dyk (1887-1960)
|
| Alida Aletta van Zyl (1897- )
|
| Andries Jacobus van Dyk (1920-1967) |
| Willem Jacobus van Dyk (1925-1993) |
| Johannes Theodorus De Vrye van Dyk (1927-1990) |
