Karl Kahr (German pronunciation: [kaʁl ˈkaːɐ̯]; born on 11 September 1914 in Fürstenfeld, died on 13 May 2007 in Graz) was an Austrian SS-Hauptsturmführer and physician. During World War II, he was Chief Medical Officer of the Mittelbau-Dora concentration camp between January 1944 and February 1945.