| Buttkau, Elisabeth Helene | Reißberger | 1940 | Bremen-Mitte |
| Buttkau, Emma | Paul | 1957 | Bremen-Hemelingen |
| Buttkau, Emma Amalie | Meyer | 1974 | Bremen-Mitte |
| Buttkau, Gustav Hermann Richard | 1929 | Bremen 1 | |
| Buttkau, Heinrich Carl Gustav | 1967 | Bremen-Mitte | |
| Buttkau, Johann Franz Friedrich | 1911 | Bremen 1 |