| Kosch, Max Franz Robert | 1904 | Bremen 1 | |
| Kosch, Carl Albert | 1909 | Hemelingen | |
| Kosch, Valentin | 1935 | Bremen 1 | |
| Kosch, Wilhelm Alfred Gustav | 1936 | Bremen 1 | |
| Kosch, Ernst | 1938 | Freie Hansestadt Bremen | |
| Kosch, Heinrich Friedrich | 1938 | Freie Hansestadt Bremen | |
| Kosch, Else Anna Helene | 1939 | Freie Hansestadt Bremen | |
| Kosch, Otto Fritz Hermann | 1942 | Bremen-Mitte |