List of Famous people named Karl-otto

Karl-Otto Koch was a mid-ranking commander in the Schutzstaffel (SS) of Nazi Germany who was the first commandant of the Nazi concentration camps at Buchenwald and Sachsenhausen. From September 1941 until August 1942, he served as the first commandant of the Majdanek concentration camp in occupied Poland, stealing vast amounts of valuables and money from murdered Jews. His wife, Ilse Koch, also took part in the crimes at Buchenwald and Majdanek.

Karl-Otto Apel was a German philosopher and Professor Emeritus at the University of Frankfurt am Main. He specialized on the philosophy of language and was thus considered a communication theorist. He developed a distinctive philosophical approach which he called transcendental pragmatics (Transzendentalpragmatik).

Karl-Otto Alberty is a German actor.

Karl-Otto Kiepenheuer was a German astronomer and astrophysicist. His research focused on the Sun, and for that purpose he initiated construction of several solar telescopes and founded the Kiepenheuer Institute for Solar Physics.