| Placke, Alma Margarete | Brüning | 1912 | Bremen 1 |
| Placke, Anna Marie | Poggenburg | 1888 | Bremen |
| Placke, Johann Conrad | Poggenburg | 1884 | Bremen |
| Placke, Johann Franz Adolf | Poppenburg | 1887 | Bremen |
| Placke, Johann Franz Adolph | Poggenburg | 1888 | Bremen |
| Placke, Johann Franz Conr. | Poggenburg | 1892 | Bremen |
| Placke, Johann Franz Hermann | Poggenburg | 1896 | Bremen |
| Placke, Karl Georg | Biermann | 1910 | Bremen 1 |
| Placke, Maria Elise | Poggenburg | 1885 | Bremen |
| Placke, Meta Anna Marg. | Poggenburg | 1884 | Bremen |