| Mackensen, Berta Luise Gertrud | 1925 | Bremen 1 | |
| Mackensen, Carl Louis | 1910 | Bremen 3 (Woltm.hsn) | |
| Mackensen, Carl Louis | 1907 | Bremen 1 | |
| Mackensen, Charlotte Johanne Marie | 1938 | Bremen 1 | |
| Mackensen, Dora Wilhelmine | 1901 | Bremen | |
| Mackensen, Ernst Bernh. Gottfr. Aug. | 1922 | Bremen 1 | |
| Mackensen, Ernst Bernh. Gottfr. Aug. | 1933 | Bremen 1 | |
| Mackensen, Georg Heinr. Fr. | 1876 | Bremen | |
| Mackensen, Joh. Conr. Albert | 1901 | Hemelingen | |
| Mackensen, Karl Heinz Albert Martin Robert Richard | 1939 | Freie Hansestadt Bremen | |
| Mackensen, Leopold Albert | 1915 | Bremen 1 | |
| Mackensen, Mirjam Frida Elisabeth | 1928 | Bremen 1 | |
| Mackensen, Wilhelm Christoph | 1941 | Bremen-Mitte |