1917 - 1975 (58 years)
| John Edward van Dyk 1948-1997 |
| John Edward van Dyk | |
| B: | 9 Jun 1948 |
| Stellenbosch, Kaap, South Africa | |
| D: | 11 Feb 1997 |
| Kaapstad, Kaap, Suid-Afrika | |
|
| John Thomas van Dyk 1917-1975 |
| John Thomas van Dyk | |
| B: | 16 Mar 1917 |
| Claremont, Kaap, Suid-Afrika | |
| D: | 2 Sep 1975 |
| Stellenbosch, Kaap, South Africa | |
 | Verna Irene Hendrikse 1916-2001 |
| Verna Irene Hendrikse | |
| B: | 20 Jan 1916 |
| M: | Wynberg, Kaap, Suid-Afrika |
| D: | 9 Oct 2001 |
| Pinelands, Kaap, Suid-Afrika | |
