| Iffland, Dietrich | 1991 | Bremen-Mitte | |
| Iffland, Frieda Dorothea | Eggert | 1921 | Bremen 1 |
| Iffland, Fritz Karl | 1916 | Bremen 1 | |
| Iffland, Hans Erich | 1924 | Bremen 1 | |
| Iffland, Heinz | 1969 | Bremen-Mitte | |
| Iffland, Karl Hans Georg | 1946 | Bremen-Mitte | |
| Iffland, Marie Frieda | Klempnauer | 1954 | Bremen-Hemelingen |