| Gravemann, Auguste Henriette | Hannking | 1889 | Woltmershausen |
| Gravemann, Diedrich Wilhelm | Strahmann | 1897 | Bremen |
| Gravemann, Frieda Lina | Hannking | 1887 | Bremen |
| Gravemann, Friedrich Diedrich Johann | Strahmann | 1892 | Bremen |
| Gravemann, Heinrich | Gravemann | 1903 | Bremen 1 |
| Gravemann, Hermann Heinrich | Hannking | 1898 | Bremen |
| Gravemann, Lina Wilhelmine | Hannking | 1893 | Bremen |
| Gravemann, Marie Engeline | Hannking | 1896 | Bremen |
| Gravemann, Olga Wilhelmine | Hannking | 1891 | Woltmershausen |
| Gravemann, Theodor | Gravemann | 1903 | Bremen 1 |
| Gravemann, Wilhelm Heinrich | Strahmann | 1899 | Bremen |