- Yes, date unknown
| Johannes Hendrik van Dyk | |
| B: | CA 1932 |
| D: | Yes, date unknown |
| Frederika Jacoba van Dyk, (manlik) | |
| B: | CA 1934 |
| D: | Yes, date unknown |
| Willem Gert Marthinus van Dyk | |
| B: | 3 Jun 1936 |
| D: | Jun 1977 |
| Martha Johanna Magdalena Koekemoer | |
| B: | 6 Oct 1912 |
| Lichtenburg, Transvaal, Suid-Afrika | |
| D: | 1 Apr 1959 |
| Swartruggens, Transvaal, Suid-Afrika | |
| Johannes Hendrik van Dyk | |
| B: | 30 Aug 1906 |
| M: | Aft 1932 |
| Koster, Transvaal, Suid-Afrika | |
| D: | 24 Sep 1970 |
| Willem Gert Marthinus Koekemoer | |
| D: | Yes, date unknown |
| Catharina Wilson | |
| D: | Yes, date unknown |
