1921 - 1992 (70 years)
| Johannes Christiaan van Dyk | |
| B: | 11 Jul 1948 |
| D: | 10 Dec 2019 |
| Kaap, Suid-Afrika | |
| Elizabeth Magrietha Moore | |
| B: | 1 Dec 1947 |
| M: | 2 Dec 1972 |
| D: | 10 Dec 2015 |
| Kaap, Suid-Afrika | |
| Maria Susanna Francina Glodina Snyman | |
| B: | 28 Nov 1921 |
| Kaap, Suid-Afrika | |
| D: | 8 Jul 1992 |
| Bellville, Kaap, Suid-Afrika | |
| Christiaan Johannes Daniël van Dyk | |
| B: | 23 Dec 1919 |
| M: | 5 Oct 1946 |
| Kaapstad, Kaap, Suid-Afrika | |
| D: | Yes, date unknown |
