| Speckhan, Carl Herm. | Speckhan Peter Heinr. Wilh. | 1875 | |
| Speckhan, Johanne Sophie Marie | Speckhan Heinrich Wilhelm | 1878 | |
| Speckhan, Ilse | Speckhan Heinrich Wilhelm | 1910 | |
| Speckhan, Dorothea | Früchtenicht | Speckhan Heinrich Diedrich | 1918 |
| Speckhan, Aaltje Geerdes | Vischer | Speckhan Heinrich Wilhelm | 1922 |
| Speckhan, Marie Margarethe Ilsabethe | Nullmeyer | Speckhan Heinrich Wilhelm | 1942 |
| Speckhan, Catharine Caroline Elisabeth | Ruwe | Speckhan Heinrich Wilhelm Diedrich | 1965 |