| Ritzrau, Anna Marie | 1949 | Bremen-Burglesum | |
| Ritzrau, Bertha Marie | Schneider | 1924 | Bremen 2 (Hastedt) |
| Ritzrau, Georg Hans | 1913 | Bremen 1 | |
| Ritzrau, Hermann Ernst | 1964 | Bremen-Mitte | |
| Ritzrau, Klaus Peter | 1951 | Bremen-Mitte | |
| Ritzrau, Martha Frieda | Sudbrink | 1972 | Bremen-Burglesum |
| Ritzrau, Wilhelm Hermann Franz | 1954 | Bremen-Burglesum | |
| Ritzrau, Wilhelm Richard Ernst | 1919 | Bremen 5 (Gröpelingen) |