1905 - Yes, date unknown
 | Johannes Christiaan van Dyk 1936-2020 |
| Johannes Christiaan van Dyk | |
| B: | 8 Mar 1936 |
| D: | 3 Apr 2020 |
| Vrystaat, Suid-Afrika | |
| Christina Maria van Zyl 1905-Yes, date unknown |
| Christina Maria van Zyl | |
| B: | CA 1905 |
| D: | Yes, date unknown |
| Johannes Christiaan Carel van Dyk 1909-1970 |
| Johannes Christiaan Carel van Dyk | |
| B: | 8 Jun 1909 |
| M: | 28 Mar 1933 |
| Hopefield, Kaap, Suid-Afrika | |
| D: | 15 Dec 1970 |
| Kaap, Suid-Afrika | |
