| Sickmann, Diederich Hinrich | 1833 | Bremen | |
| Sickmann, Francisca Clementine Elisabeth | 1875 | Bremen | |
| Sickmann, Gerhard Julius | 1862 | Bremen | |
| Sickmann, Heinrich Bernhard | 1873 | Bremen | |
| Sickmann, Helena Philippine | 1853 | Bremen | |
| Sickmann, Johanne Emilie | 1855 | Bremen | |
| Sickmann, Maria Magdalena | 1845 | Bremen |