| Marckwardt, Erich Franz Friedr | 1903 | Bremen 1 | |
| Marckwardt, Ernst Martin Friedrich | 1972 | Bremen-Mitte | |
| Marckwardt, Fritz Christian | 1908 | Bremen 2 (Hastedt) | |
| Marckwardt, Fritz David Johann | 1953 | Bremen-Mitte | |
| Marckwardt, Hans-Werner | 1992 | Bremen-Mitte | |
| Marckwardt, Martha Magdalene | Salkowski | 1932 | Bremen 4 (Horn) |
| Marckwardt, Wilhelm Friedrich Hermann | 1982 | Bremen-Nord |