 | Marthinus Johannes van Dyk (1870-1901) 
|
 | Aletta Sophia Swart (1879- )
|
 | Johanna Maria van Dyk (1897-1902) |
| Gerhardus Jacobus van Dyk (1900-1902) |
| Wilhelmina Johanna van Dyk (1901-1902) |
| Marthinus Johannes van Dyk (1901- ) |
| Joseph Andries Jacobus van Dyk (1898-1954)
|
| Louisa Hendrina Harmse (1904-1990)
|
| Marthinus Johannes van Dyk (1927-2002)  |
| Louisa Hendrina van Dyk (1928-1989) |
| Izak Jacobus Cornelius van Dyk (1930-2002) |
| Aletta Sophia van Dyk (1931- ) |
| Gerhardus Jacobus van Dyk (1934-2003) |
