Paul Otto Schlesinger (8 February 1878 – 25 or 30 November 1943) was a German film actor and director.

Born in Berlin, he began a qualification as a retail merchant and made his actor's debut at the age of 17.

In the beginning of the 1930s he also appeared in successful Sound movies like Der Hauptmann von Köpenick.

In 1937 he was awarded a Staatsschauspieler - title and in 1942 Joseph Goebbels promoted him to the head of the stagecouncil at the Reichskulturkammer.

To avoid his deportation Otto committed suicide on 30 November 1943, together with his wife Charlotte Klinder-Otto at his home in Berlin.