1931 - 1989 (57 years)
| Petrus Joubert van Dyk 1960-2019 |
| Petrus Joubert van Dyk | |
| B: | 18 Dec 1960 |
| D: | 25 Dec 2019 |
| Kaap, Suid-Afrika | |
|
| Joseph Johannes van Dyk 1931-1989 |
| Joseph Johannes van Dyk | |
| B: | 30 Nov 1931 |
| D: | 3 Feb 1989 |
| Pietermaritzburg, Natal, Suid-Afrika | |
 | Lucy Margaret Momberg 1941-2006 |
| Lucy Margaret Momberg | |
| B: | 18 Mar 1941 |
| Estcourt, Natal, Suid-Afrika | |
| M: | 30 Apr 1957 |
| Brakpan, Transvaal, Suid-Afrika | |
| D: | 10 Aug 2006 |
| Potchefstroom, Transvaal, Suid-Afrika | |
