| Tonny Elisabeth Houtbraken | |
| G: | 1 jul 1927 |
| Rotterdam | |
| Boyd Opran |
| Boyd Opran | |
| G: | 21 mei 1957 |
| O: | 17 mei 2017 |
| Olofström, Blekinge, Zweden | |
| Aaltje Gerdina Houtbraken |
| Aaltje Gerdina Houtbraken | |
| G: | 17 jan 1934 |
| Rotterdam | |
| O: | 28 sep 2007 |
| Rotterdam | |
| Paul Birger Opran |
| Paul Birger Opran | |
| G: | 27 jun 1930 |
| Skien, Noorwegen | |
| O: | 1 aug 1985 |
|
| Louisa Hendrika Knop |
| Louisa Hendrika Knop | |
| G: | 29 aug 1903 |
| Rotterdam | |
| Johannes Wilhelmus Petrus Houtbraken | |
| H: | 3 nov 1926 |
| Rotterdam | |