1926 - 1993 (67 years)
| Jacoba Levina du Preez | |
| B: | 9 Jul 1955 |
| D: | 2009 |
| Edenvale, Transvaal, Suid-Afrika | |
| Jan Bernardus van Dyk | |
| B: | 2 May 1953 |
| M: | 27 Nov 1982 |
| D: | 29 Jul 2003 |
| Edenvale, Transvaal, Suid-Afrika | |
| Pieter Daniel du Preez | |
| B: | 5 Jul 1926 |
| D: | 29 Jul 1993 |
| Jacoba Levina Potgieter | |
| B: | 14 Sep 1927 |
| D: | Yes, date unknown |
