 | Jan Christiaan Bam van Dyk (1856- ) 
|
 | Elizabeth Anna Botha (1856-1945) |
| Judith Isabella Wilhelmina van Dyk (1877- )  |
| Johannes Jurgens van Dyk (1880- ) |
| Anna Elizabeth van Dyk (1883- ) |
| Theunis Gerhardus van Dyk (1890- ) |
| Jan Christiaan Bam van Dyk (1891-1958) |
| Johanna Catharina van Dyk (1895- ) |
| Anna Johanna Cronje (1894-1960)
|
| Abraham Jacobus Johannes van Dyk (1893-1975)
|
| Jan Christiaan Bam van Dyk (1917-1996) |
| Jacobus van Dyk (1919-1965) |
| Dorothea Maria van Dyk (1921-2007) |
| Abraham Jacobus Johannes van Dyk (1921-1948) |
| Elizabeth Anna van Dyk (1923-1975) |
| Anna Johanna Unie van Dyk (1930-2003) |
| Martha Elizabeth van Dyk (1931- ) |
| Isabella van Dyk (1933-1933) |
| Stephanus van Dyk (1935-1967) |
