1902 - 1975 (73 years)
| Willem Lodewikus van Dyk 1935-1976 |
| Willem Lodewikus van Dyk | |
| B: | 3 Feb 1935 |
| D: | 21 Mar 1976 |
|
| Jan Frederik van Dyk 1902-1975 |
| Jan Frederik van Dyk | |
| B: | 10 Sep 1902 |
| D: | 26 Dec 1975 |
 | Aletta Maria Bosman 1909-1984 |
| Aletta Maria Bosman | |
| B: | 5 Oct 1909 |
| M: | 10 Apr 1934 |
| Boshof, Vrystaat, Suid-Afrika | |
| D: | 10 Nov 1984 |
| Odendaalsrus, Vrystaat, Suid-Afrika | |
