List of Famous people named Otto

Otto Haupt was a German Mathematician.

Otto Liebmann was a German neo-Kantian philosopher.

Otto Berg was a German scientist. He is one of the scientists credited with discovering rhenium, the last element to be discovered having a stable isotope.

Otto Karl Seeck was a German classical historian who is perhaps best known for his work on the decline of the ancient world. He was born in Riga.

Otto Wilhelm Hermann von Abich was a German mineralogist and geologist. Full member of St Petersburg Academy of Sciences.

Otto Steinhäusl was an Austrian-born SS-Oberführer, Polizeipräsident of Vienna, and President of Interpol (1938–1940).

Otto Dessloch was a German Luftwaffe general during World War II and recipient of the Knight's Cross of the Iron Cross with Oak Leaves of Nazi Germany.

Otto Schreier was a Jewish-Austrian mathematician who made major contributions in combinatorial group theory and in the topology of Lie groups.

Otto Rank was an Austrian psychoanalyst, writer, and philosopher. Born in Vienna, he was one of Sigmund Freud's closest colleagues for 20 years, a prolific writer on psychoanalytic themes, editor of the two leading analytic journals of the era, managing director of Freud's publishing house, and a creative theorist and therapist. In 1926, Rank left Vienna for Paris and, for the remainder of his life, led a successful career as a lecturer, writer, and therapist in France and the United States.

Otto Bartning was a Modernist German architect, architectural theorist and teacher. In his early career he developed plans with Walter Gropius for the establishment of the Bauhaus. He was a member of Der Ring. In 1951 he was elected president of the Federation of German Architects.