| Siebenborn, Bernh. Gerh. | 1888 | Bremen | |
| Siebenborn, Heinrich Rudolph | 1924 | Bremen 1 | |
| Siebenborn, Johanna Maria Christina | Behrends | 1923 | Bremen 1 |
| Siebenborn, Joseph Albert | 1977 | Bremen-Burglesum | |
| Siebenborn, Rosa | Grünewald | 1989 | Bremen-Nord |
| Siebenborn, Rudolph | 1916 | Bremen 1 | |
| Siebenborn, totgeb. Knabe | 1892 | Bremen |