| Rosenquest, Alfred | Hemker | 1880 | Bremen |
| Rosenquest, Eduard | Hemker | 1881 | Bremen |
| Rosenquest, Hans Joachim Christoph Harry | Schwark | 1910 | Bremen 1 |
| Rosenquest, Herm. | Hemker | 1876 | Bremen |
| Rosenquest, Johann Christoph Heinrich | Hemker | 1877 | Bremen |
| Rosenquest, Wilhelm | Hemker | 1883 | Bremen |