1912 - 1953 (41 years)
| Jan Hendrik van Dyk | |
| B: | 1 Jul 1959 |
| D: | 4 Jul 1999 |
| Bloemfontein, Vrystaat, Suid-Afrika | |
| Maria Pretorius | |
| B: | 26 Jun 1938 |
| D: | 4 Nov 2011 |
| Vrystaat, Suid-Afrika | |
| Jan Hendrik van Dyk | |
| B: | 8 Jul 1931 |
| M: | 22 Nov 1955 |
| Bloemfontein, Vrystaat, Suid-Afrika | |
| D: | 24 Dec 1996 |
| Bloemfontein, Vrystaat, Suid-Afrika | |
| Willem Machel Susara Pretorius | |
| B: | CALC Jul 1912 |
| Winburg, Vrystaat, Suid-Afrika | |
| D: | 1 Oct 1953 |
| Winburg, Vrystaat, Suid-Afrika | |
| Cornelia Johanna Elizabeth Naude | |
| B: | CA 1915 |
| M: | 6 Nov 1934 |
| Bultfontein, Vrystaat, Suid-Afrika | |
| D: | Yes, date unknown |
