| Bülau, Anna Elisabeth | Frese | 1877 | Bremen |
| Bülau, Johanne Friederike | Gerhards | 1892 | Bremen |
| Bülau, Carl Georg | Bergmann | 1896 | Bremen |
| Bülau, Heinrich Diedrich | Bergmann | 1898 | Bremen |
| Bülau, Julius Friedrich | Bergmann | 1901 | Bremen |
| Bülau, Christian Ludwig | Bergmann | 1905 | Bremen 1 |