1888 - 1946 (57 years)
| Mercia Dawn van Dyk | |
| B: | 13 Sep 1935 |
| D: | 24 Sep 1979 |
| Chelsea, Middlesex, England | |
| Dorothy Iris Misplon | |
| B: | 4 Oct 1913 |
| D: | 8 May 1986 |
| Coenraad Johannes Albertus van Dyk | |
| B: | 18 Mar 1903 |
| Robertson, Kaap, Suid-Afrika | |
| M: | 6 Oct 1934 |
| Woodstock, Kaap, Suid-Afrika | |
| D: | 30 Dec 1947 |
| Salt River, Kaapstad, Kaap, Suid-Afrika | |
| Nickolas Barbatis | |
| B: | 17 Oct 1917 |
| D: | Yes, date unknown |
| Robert William Jack Misplon | |
| B: | 12 Apr 1924 |
| D: | Yes, date unknown |
| Anna Maria Johanna Swart | |
| B: | 28 Oct 1921 |
| M: | 1 Nov 1947 |
| Kaapstad, Kaap, Suid-Afrika | |
| D: | 18 Apr 1986 |
| Observatory, Kaap, Suid-Afrika | |
| William Francis Misplon | |
| B: | 13 May 1888 |
| D: | 4 May 1946 |
| Kaapstad, Kaap, Suid-Afrika | |
| Martha Steedman | |
| B: | 17 Jan 1892 |
| D: | 18 Oct 1958 |
| Observatory, Kaap, Suid-Afrika | |
