List of Famous people named Otto

Otto Ferdinand Georg Kern was a German classical philologist, archaeologist and epigraphist. He specialized in the field of ancient Greek religion, being known for his investigations of Greek mystery cults and Orphism, as well as the ancient city of Magnesia on the Maeander and later also the history of ancient studies. In 1907 he became professor at the University of Halle-Wittenberg, where he became rector in 1915/16.

Otto Mellies was a German actor on stage, in film and television, and a voice actor. He was known for his performance of the title role of Lessing's Nathan the Wise on stage 325 times.

Otto Ernst Schweizer was a German architect. His work was part of the architecture event in the art competition at the 1932 Summer Olympics.

Otto Karl von Oehlschläger was a German jurist and politician.

Otto Depenheuer is a German law professor and organist.