| Schaak, Beta Johanne | 1924 | Bremen 1 | |
| Schaak, Elisabeth Emilie Dorothee | 1930 | Bremen 1 | |
| Schaak, Johann | 1935 | Bremen 1 | |
| Schaak, Johann Heinrich | 1922 | Bremen 1 | |
| Schaak, Käthe Gertrud Luise | 1933 | Bremen 1 | |
| Schaak, Louise Charlotte | 1915 | Bremen 1 | |
| Schaak, Sophie Catharine Margarethe | 1902 | Bremen 1 | |
| Schaak, Sophie Emilie | 1929 | Bremen 1 | |
| Schaak, Willi Georg | 1912 | Bremen 1 |