Conrad-Oskar Heinrichs (5 May 1890 – 8 September 1944) was a highly decorated Generalleutnant in the Wehrmacht during World War II who commanded several divisions. He was also a recipient of the Knight's Cross of the Iron Cross. The Knight's Cross of the Iron Cross was awarded to recognise extreme battlefield bravery or successful military leadership. Conrad-Oskar Heinrichs was killed on 8 September 1944 near Liège, Belgium.