1886 - 1966 (80 jaar)
1913-1917
| Wilhelmus Antonius Kettmann | |
| G: | 23 nov 1913 |
| 's Gravenhage | |
| O: | 13 mei 1917 |
| 's-Gravenhage | |
1915-
| Pieter Kettmann | |
| G: | 16 feb 1915 |
| 's Gravenhage | |
1916-
| Hendricus Kettmann | |
| G: | 5 apr 1916 |
| 's Gravenhage | |
| Alida Maria Schenk | |
| H: | 5 aug 1936 |
| 's-Gravenhage | |
| Wilhelmus Johannes Kettmann | |
| G: | 24 mei 1919 |
| 's Gravenhage | |
1920-
| Paula Hendrika Kettmann | |
| G: | 6 jun 1920 |
| 's Gravenhage | |
1921-
| Leo Kettmann | |
| G: | 20 aug 1921 |
| 's Gravenhage | |
1921-
| Johanna Kettmann | |
| G: | 20 aug 1921 |
| 's Gravenhage | |
1923-
| Antoni Marinus Kettmann | |
| G: | 10 jan 1923 |
| 's Gravenhage | |
|
1886-1966
| Johanna Hendrika Riko | |
| G: | 10 jan 1886 |
| 's-Gravenhage | |
| O: | 3 mrt 1966 |
| 's-Gravenhage | |
| Wilhelmus Antonius Ludovicus Kettmann | |
| H: | 15 feb 1911 |
| 's-Gravenhage | |
