1930 - 2007 (77 years)
| Sybrand Lukas Jacobus van Dyk 1957-2021 |
| Sybrand Lukas Jacobus van Dyk | |
| B: | 16 Mar 1957 |
| D: | 13 Jun 2021 |
 | Susanna Elizabeth van Dyk 1959-1961 |
| Susanna Elizabeth van Dyk | |
| B: | 29 Aug 1959 |
| D: | 25 Jan 1961 |
| Piet Plessis, Kaap, Suid-Afrika | |
|
| Rudolf Cornelius Johannes van Dyk 1930-2007 |
| Rudolf Cornelius Johannes van Dyk | |
| B: | 8 Aug 1930 |
| Piet Plessis, Kaap, Suid-Afrika | |
| D: | 23 Aug 2007 |
| Klerksdorp, Transvaal, Suid-Afrika | |
| Clasina Gertruida Lewis 1936-1983 |
| Clasina Gertruida Lewis | |
| B: | 22 Aug 1936 |
| M: | 26 May 1956 |
| D: | 24 Nov 1983 |
| Piet Plessis, Kaap, Suid-Afrika | |
