| Sieberns, Anton Heinrich | 1946 | Bremen-Vegesack | |
| Sieberns, Anton Heinrich | 1967 | Bremen-Vegesack | |
| Sieberns, Christel Diedrich | 1914 | Aumund I | |
| Sieberns, Emmy Emilie Augusta Wilhelmine | Langer | 1985 | Bremen-Mitte |
| Sieberns, Gesine Henrike | 1905 | Aumund | |
| Sieberns, Margarethe Anna Johanne | Feldmann | 1972 | Bremen-Hemelingen |
| Sieberns, Marie Amalie | Borjes | 1914 | Aumund I |
| Sieberns, Martin | 1977 | Bremen-Mitte | |
| Sieberns, Mathilde Friederike | 1893 | Vegesack | |
| Sieberns, Meta Margarethe Gesine | Brinkmann | 1953 | Bremen-Vegesack |
| Sieberns, Paulina Maria | Potratz | 1967 | Bremen-Vegesack |
| Sieberns, Sina Marie | 1945 | Bremen-Vegesack |