| Plieth, Conrad Paul | 1980 | Bremen-Nord | |
| Plieth, Hildegard Luise | Egner | 1966 | Bremen-Vegesack |
| Plieth, Ida Frieda | Behrens | 1980 | Bremen-Nord |
| Plieth, Margarethe Anne Elise | Wittrock | 1972 | Bremen-Vegesack |
| Plieth, Marion | 1965 | Bremen-Mitte | |
| Plieth, Wilhelm Gustav | 1979 | Bremen-Mitte |