| Oldecop, Anna Marie | Eggers | 1890 | Bremen |
| Oldecop, Berta | Eggers | 1892 | Hastedt |
| Oldecop, Carl Diedrich Rudolf | Leesemann | 1902 | Bremen 1 |
| Oldecop, Carl Heinrich Wilhelm | Eggers | 1885 | Bremen |
| Oldecop, Gesine Marie | Eggers | 1886 | Hastedt |
| Oldecop, Heinrich August | Eggers | 1888 | Hastedt |
| Oldecop, Hinrich Ludwig | Eggers | 1889 | Osthollerland |
| Oldecop, Sophie | Eggers | 1892 | Hastedt |