1890 - 1963 (72 years)
| Johanna van Dyk | |
| B: | CALC Aug 1954 |
| D: | 21 May 1956 |
| Lourens van Dyk | |
| B: | 15 Jun 1957 |
| Ceres, Kaap, Suid-Afrika | |
| D: | 25 Apr 2012 |
| Oudtshoorn, Kaap, Suid-Afrika | |
| Adriana Maria de Kock | |
| B: | 30 Jul 1914 |
| Wolseley, Kaap, Suid-Afrika | |
| D: | 15 Jul 2004 |
| Prins Alfred Hamlet, Ceres, Kaap, Suid-Afrika | |
| Lourens van Dyk | |
| B: | 27 Apr 1914 |
| Ceres, Kaap, Suid-Afrika | |
| M: | 3 May 1947 |
| Wolseley, Kaap, Suid-Afrika | |
| D: | 27 Apr 1997 |
| Riversdal, Kaap, Suid-Afrika | |
| Maria Susanna Aletta Retief | |
| B: | 12 Sep 1890 |
| Lichtenburg, Transvaal, Suid-Afrika | |
| D: | 25 Aug 1963 |
| Bellville, Kaap, Suid-Afrika | |
| Jacobus Theron de Kock | |
| B: | 25 Feb 1888 |
| Tulbagh (Roodezand), Kaap, Suid-Afrika | |
| M: | Tulbagh (Roodezand), Kaap, Suid-Afrika |
| D: | 4 Aug 1969 |
| Pinelands, Kaap, Suid-Afrika | |
