| Jacques Gideon van Dyk, ii | |
| *: | 13 Jun 1942 |
| †: | 25 Apr 2009 |
| Kaap, Suid-Afrika | |
| Hester Gertruida Kotzé | |
| *: | 14 Okt 1907 |
| Calvinia (Hantam), Kaap, Suid-Afrika | |
| †: | 17 Mrt 1994 |
| Parow, Kaap, Suid-Afrika | |
| Sers. Jacques Gideon van Dyk, Snr | |
| *: | 20 Nov 1883 |
| Clanwilliam, Kaap, Suid-Afrika | |
| x: | CA 1941 |
| Observatory, Kaap, Suid-Afrika | |
| †: | 16 Aug 1957 |
| Bergvliet, Kaap, Suid-Afrika | |
| Michiel Nicolaas Kotzé | |
| *: | 17 Sep 1868 |
| †: | 30 Sep 1954 |
| Bergvliet, Kaap, Suid-Afrika | |
| Hester Gertruida Visser | |
| *: | 20 Sep 1880 |
| x: | 4 Sep 1899 |
| Nieuwoudtville, Kaap, Suid-Afrika | |
| †: | 13 Apr 1962 |
| Bergvliet, Kaap, Suid-Afrika | |