1912 - 1982 (69 years)
| Hugo Amos van Dyk 1935-Yes, date unknown |
| Hugo Amos van Dyk | |
| B: | 3 Aug 1935 |
| Murraysburg, Kaap, Suid-Afrika | |
| D: | Yes, date unknown |
 | Elizabeth Maria Magdalena van de Venter 1938-Yes, date unknown |
| Elizabeth Maria Magdalena van de Venter | |
| B: | 13 Jul 1938 |
| Cathcart, Kaap, Suid-Afrika | |
| M: | 7 Nov 1959 |
| Cathcart, Kaap, Suid-Afrika | |
| D: | Yes, date unknown |
| Edward Stephen Simpson 1941-Yes, date unknown |
| Edward Stephen Simpson | |
| B: | 4 Jun 1941 |
| D: | Yes, date unknown |
| Johannes Frederik van Dyk 1944-2009 |
| Johannes Frederik van Dyk | |
| B: | 31 Aug 1944 |
| D: | 27 Oct 2009 |
| Hermias Cornelius van Dyk 1951-1987 |
| Hermias Cornelius van Dyk | |
| B: | 17 Jul 1951 |
| D: | 27 Jun 1987 |
| Bellville, Kaap, Suid-Afrika | |
|
| Johannes Frederik van Dyk 1912-1982 |
| Johannes Frederik van Dyk | |
| B: | 22 Aug 1912 |
| Vanrhynsdorp (Troe-Troe), Kaap, Suid-Afrika | |
| D: | 15 Mar 1982 |
| Oudtshoorn, Kaap, Suid-Afrika | |
| Jacoba Janetta Elizabeth Visser 1914-1995 |
| Jacoba Janetta Elizabeth Visser | |
| B: | 2 Dec 1914 |
| M: | 3 Sep 1934 |
| Nuwerus, Kaap, Suid-Afrika | |
| D: | 11 Feb 1995 |
| Oudtshoorn, Kaap, Suid-Afrika | |
