| Siebker, Adele Minna | 1968 | ||
| Siebker, Catharine Margarethe | Knöpfel | Siebker Johann Heinrich | 1950 |
| Siebker, Emilie Charlotte | 1966 | ||
| Siebker, Ernestine Juliane Bertha | Krome | Siebker Hermann Diedrich | 1931 |
| Siebker, Friedr. Carl | Siebker Herm. Diedr. | 1885 | |
| Siebker, Hermann Diedrich | 1902 | ||
| Siebker, Hermann Heinrich | 1906 | ||
| Siebker, Sophie Auguste | 1962 | ||
| Siebker, Sophie Wilhelmine | 1917 |