 | Joseph Hermanus van Dyk (1891- ) 
|
 | Catharina Jacoba Breedt (1894-1960)
|
| Joseph Hermanus van Dyk (1918-1988)  |
| Andries Lukas van Dyk (1919-1982) |
| Augusta Anna Catharina van Dyk (1921-2006) |
| Catharina Jacoba van Dyk (1923-2004) |
| Judith Maria van Dyk (1924-1996) |
| Martha Maria van Dyk (1925-1929) |
| Johan Hendrik van Dyk (1930-2007) |
| Johanna Catharina van Dyk (1933-1993) |
| Heila Anna Maria Magdalena van Dyk (1916- )
|
