| Cossen, Elise Magdalene | 1900 | Borgfeld | |
| Cossen, Franziska | 1931 | Bremen 1 | |
| Cossen, Heinrich | 1876 | Bremen | |
| Cossen, Hella Maria Anna | 1941 | Bremen-Mitte | |
| Cossen, Martha | 1930 | Grambkermoor | |
| Cossen, Odile Franzoise | 1914 | Bremen 1 | |
| Cossen, Peter Joseph Reinhold | 1908 | Bremen 1 | |
| Cossen, Salomon (Sally) | 1892 | Bremen |