| Duckwitz, Arnold | 1876 | Bremen | |
| Duckwitz, Arnold | 1901 | Bremen | |
| Duckwitz, Arnold | 1928 | Bremen 1 | |
| Duckwitz, August Ludwig Richard | 1937 | Bremen 1 | |
| Duckwitz, Edmund | 1906 | Bremen 1 | |
| Duckwitz, Elisabeth | 1905 | Bremen 1 | |
| Duckwitz, Else | 1941 | Bremen-Mitte | |
| Duckwitz, Emmy Luise | 1936 | Bremen 1 | |
| Duckwitz, Johann | 1877 | Bremen | |
| Duckwitz, Karl-August | 1938 | Freie Hansestadt Bremen | |
| Duckwitz, Marie Louise Elisabeth | 1902 | Bremen 1 | |
| Duckwitz, Rich. Carl Herm. | 1919 | Bremen 1 |