| Rosenquest, Alfred | 1882 | Bremen | |
| Rosenquest, Eduard | 1881 | Bremen | |
| Rosenquest, Joh. Ferd. | 1879 | Bremen | |
| Rosenquest, Johannes | 1905 | Bremen 1 | |
| Rosenquest, Johannes | 1905 | Osterholz | |
| Rosenquest, Johannes | 1940 | Bremen-Mitte | |
| Rosenquest, Josephine Louise Auguste | Hemker | 1941 | Bremen-Mitte |
| Rosenquest, Wilh. | 1883 | Bremen |