1905 - 1997 (91 jaar)
1933-2011
| Robert Jan Kloppenburg | |
| G: | 5 sep 1933 |
| Bandung, Nederlands Indie | |
| O: | 7 nov 2011 |
| Spanje | |
| Antoinette Gerardina Charlotte Kloppenburg | |
| G: | 11 dec 1938 |
| Bandung, Nederlands Indie | |
| O: | 21 mrt 1942 |
| Bandung, Nederlands Indie | |
|
1905-1997
| Gerarda Jacoba Reinerie | |
| G: | 28 sep 1905 |
| 's-Gravenhage | |
| O: | 30 jan 1997 |
| 's-Gravenhage | |
1895-1945
| Jan Kloppenburg | |
| G: | 8 okt 1895 |
| Amsterdam | |
| O: | 26 jan 1945 |
| Osaka, Japan | |
1899-1964
| Gerrit Tekke Kloppenburg | |
| G: | 20 apr 1899 |
| Amsterdam | |
| O: | 6 aug 1964 |
| 's-Gravenhage | |
1907-1990
| Gerardus Theodorus de Berk | |
| G: | 8 jul 1907 |
| Stuttgart, Duitsland | |
| O: | 14 okt 1990 |
| Den Haag | |
