| Kühnel, Auguste Minna Frieda | 1929 | Grohn | |
| Kühnel, Bernh. Erich Alfred | 1921 | Bremen 1 | |
| Kühnel, Joh. Ernst Max | 1920 | Bremen 1 | |
| Kühnel, Karl Max | 1928 | Bremen 1 | |
| Kühnel, Klara Marie Betty | Jüttner | 1938 | Freie Hansestadt Bremen |
| Kühnel, Marta Marie Anna Berta | 1936 | Aumund | |
| Kühnel, Willi Hans Emil | 1934 | Bremen 1 |