| Siebers, August | 1813 | Bremen | |
| Siebers, Betty Johanne Elisabeth | 1874 | Bremen | |
| Siebers, Carsten Hinrich | 1841 | Bremen | |
| Siebers, Clementine | 1868 | Bremen | |
| Siebers, Clementine | 1874 | Bremen | |
| Siebers, Engel Maria | Schütten | 1824 | Bremen |
| Siebers, Friedrich Wilhelm | 1871 | Bremen | |
| Siebers, Hinrich | 1819 | Bremen | |
| Siebers, Hinrich | 1839 | Bremen | |
| Siebers, Maria | Schubert | 1840 | Bremen |
| Siebers, Marie Dorothee | 1860 | Bremen | |
| Siebers, Marie Dorothee | 1861 | Bremen | |
| Siebers, NN | 1862 | Bremen | |
| Siebers, NN | 1866 | Bremen | |
| Siebers, Sophie Henriette Catharine | 1863 | Bremen |