| Summann, Christian Wilhelm | 1888 | Bremen | |
| Summann, Frieda Marie | 1918 | Bremen 1 | |
| Summann, Frieda Meta Emma | 1933 | Bremen 1 | |
| Summann, Heinrich Friedrich Wilhelm | 1904 | Bremen 3 (Woltm.hsn) | |
| Summann, Heinrich Friedrich Wilhelm | 1919 | Bremen 3 (Woltm.hsn) | |
| Summann, Käthe Christine | 1931 | Bremen 1 | |
| Summann, Minna Marie Christina | 1929 | Bremen 1 | |
| Summann, Sopfie Amanda Karoline | 1933 | Bremen 1 |