1917 - 1977 (59 years)
 | Ronald William van Dyk 1936-2004 |
| Ronald William van Dyk | |
| B: | 24 Jun 1936 |
| D: | 4 Mar 2004 |
| Vereeniging, Transvaal, South Africa | |
| Hester Elizabeth Louwies 1917-1977 |
| Hester Elizabeth Louwies | |
| B: | 18 Oct 1917 |
| D: | 17 Oct 1977 |
| Johannesburg, Transvaal, Suid-Afrika | |
| Johannes Hendrik Vorster 1917-1995 |
| Johannes Hendrik Vorster | |
| B: | 30 Nov 1917 |
| M: | 1943–1946 |
| D: | 27 Jul 1995 |
| Roodepoort, Transvaal, Suid-Afrika | |
| Johannes Philippus Hendrik Jacobs Abt 1914-1943 |
| Johannes Philippus Hendrik Jacobs | |
| B: | Abt Mar 1914 |
| Lichtenburg, Transvaal, Suid-Afrika | |
| M: | 29 Jul 1939 |
| Roodepoort, Transvaal, Suid-Afrika | |
| D: | 19 Jun 1943 |
| Roodepoort, Transvaal, Suid-Afrika | |
