1917 - Yes, date unknown
| Philippina Wilhelmina van Dyk | |
| B: | 12 May 1938 |
| D: | Yes, date unknown |
| Sarel Johannes van Dyk | |
| B: | 7 Jan 1941 |
| D: | Yes, date unknown |
| Johannes Hendrik van Dyk | |
| B: | 22 Jun 1948 |
| D: | 9 Jul 1993 |
| Marina Johanna van Niekerk | |
| B: | 2 Nov 1958 |
| M: | 11 Jul 1980 |
| D: | 29 Nov 2013 |
| Kaap, Suid-Afrika | |
| Anna Catharina Cornelia Putter | |
| B: | 27 Nov 1917 |
| D: | Yes, date unknown |
| Johannes Hendrik van Dyk | |
| B: | 29 Jun 1911 |
| D: | 4 Feb 1966 |
