1904 - Yes, date unknown
| Willem Hendrik van Dyk 1950-2017 |
| Willem Hendrik van Dyk | |
| B: | 12 Jan 1950 |
| D: | 24 Jul 2017 |
| Lourens Maartin van Dyk 1951-2009 |
| Lourens Maartin van Dyk | |
| B: | 2 Oct 1951 |
| D: | 24 Dec 2009 |
| Johannes Hendrik van Dyk 1921-1997 |
| Johannes Hendrik van Dyk | |
| B: | 25 May 1921 |
| D: | 16 Aug 1997 |
| Pietersburg, Transvaal, Suid-Afrika | |
| Lourens Martin Pretorius 1904-Yes, date unknown |
| Lourens Martin Pretorius | |
| B: | CA 1904 |
| D: | Yes, date unknown |
 | Johanna Sophia Venter 1912-Yes, date unknown |
| Johanna Sophia Venter | |
| B: | CA 1912 |
| M: | 8 Feb 1928 |
| Pietersburg, Transvaal, Suid-Afrika | |
| D: | Yes, date unknown |
