
| Willem Nicolaas van der Merwe | |
| *: | 13 Aug 1930 |
| †: | 21 Nov 1987 |
| Dr. Johannes van der Merwe | |
| *: | 1891 |
| †: | 18 Mei 1956 |
| Maria Elizabeth van Dyk | |
| *: | 27 Apr 1895 |
| Stanford, Kaap, Suid-Afrika | |
| x: | 29 Jun 1929 |
| Stanford, Kaap, Suid-Afrika | |
| †: | 16 Mrt 1964 |
| Pretoria, Transvaal, Suid-Afrika | |
| Margaretha Johanna van Zyl | |
| *: | Okt 1843 |
| Langfontein, Clanwilliam, Kaap, Suid-Afrika | |
| †: | 9 Jun 1893 |
| Langfontein, Clanwilliam, Kaap, Suid-Afrika | |
| Willem Nicolaas Joachim van der Merwe | |
| *: | 24 Nov 1843 |
| †: | Ja, datum onbekend |