1906 - 1997 (90 years)
| Catharina Elizabeth van Dyk, i 1927-1927 |
| Catharina Elizabeth van Dyk, i | |
| B: | 31 Mar 1927 |
| D: | 31 Mar 1927 |
| Catharina Elizabeth van Dyk, ii 1928-1991 |
| Catharina Elizabeth van Dyk, ii | |
| B: | 12 Nov 1928 |
| D: | 2 Jan 1991 |
| Potchefstroom, Transvaal, Suid-Afrika | |
 | Hendrik Gabriel Coetzee 1922-1999 |
| Hendrik Gabriel Coetzee | |
| B: | 19 Nov 1922 |
| M: | 3 Sep 1949 |
| D: | 28 Aug 1999 |
| Jacoba Herculasina van Dyk 1931-Yes, date unknown |
| Jacoba Herculasina van Dyk | |
| B: | 20 Dec 1931 |
| D: | Yes, date unknown |
| Lourens Marthinus du Plessis 1929-Yes, date unknown |
| Lourens Marthinus du Plessis | |
| B: | 2 Dec 1929 |
| M: | 12 Dec 1953 |
| Rustenburg, Transvaal, Suid-Afrika | |
| D: | Yes, date unknown |
| Jacoba Johanna Maria van Dyk 1936-1983 |
| Jacoba Johanna Maria van Dyk | |
| B: | 22 Oct 1936 |
| D: | 27 Aug 1983 |
| Koster, Transvaal, Suid-Afrika | |
| Carel Petrus du Plessis -Yes, date unknown |
| Carel Petrus du Plessis | |
| M: | 28 Sep 1957 |
| D: | Yes, date unknown |
|
| Jacoba Johanna Maria Venter 1906-1997 |
| Jacoba Johanna Maria Venter | |
| B: | 13 Aug 1906 |
| D: | 6 Aug 1997 |
| Vanderbijlpark, Transvaal, Suid-Afrika | |
| Frederik Christoffel van Dyk 1894-1982 |
| Frederik Christoffel van Dyk | |
| B: | 20 Jan 1894 |
| M: | 1 Jun 1926 |
| D: | 13 Dec 1982 |
