Father | MaleChristian Johann Jahnke |
| Birth | 1841 | |
| Death | Bef 1951 | |
| Buried | ||
| Marriage | 23 Apr 1867 | Neu Ruppin, Ostprinitz-Ruppin, Brandenburg, Germany |
| Father | ||
| Mother | ||
Henriette Friederike Karoline Rosenträger |
| Birth | 29 Jun 1843 | Buskow, Neuruppin, Ostprinitz-Ruppin, Brandenburg, Germany |
| Death | Bef 1953 | |
| Buried | ||
| Father | Christian Rosenträger | F1197 Group Sheet | |
| Mother | Maria Charlotte Vielitz | F1197 Group Sheet | |