| Rittkowski, Anna Lisette Frieda | Wedekamp | 1984 | Bremen-Mitte |
| Rittkowski, Bertha | Stramm | 1966 | Bremen-Vegesack |
| Rittkowski, Mariechen Sophie | Czöllnik | 1988 | Bremen-Nord |
| Rittkowski, Martha Alma | Gesell | 1974 | Bremen-Vegesack |
| Rittkowski, Reinhard Otto | 1967 | Bremen-Mitte | |
| Rittkowski, Rudi Fritz | 1979 | Bremen-Nord |