List of Famous people named Johann

Jean-François Nicolas Boch Buschmann was a Luxembourgish manufacturer. He was a member of the third generation of owners of the family pottery business, Jean-François Boch which at that time had its headquarters at Siebenbrunnen a short distance to the north of Luxembourg City. He became the head of the family firm which, in his time, was known chiefly for industrial production of porcelain tableware and tiles.

Johann Hinrich Gossler was a German banker and grand burgher of Hamburg, a member of the Hanseatic Berenberg/Gossler banking dynasty and the owner and head of the firm Joh. Berenberg, Gossler & Co.. He was married to Elisabeth Berenberg (1749–1822), the only heir of the Berenberg banking family. The Gossler Islands in Antarctica are named in honour of his family.

Johann Siegwald Dahl was a German animal painter.

Johann Baptist Friedreich was a German forensic physician and psychiatrist. He was a prominent member of the so-called "somatic school" of psychiatry in Germany.

Prince Johann Ferdinand of Auersperg was the second Prince of Auersperg and Duke of Silesia-Münsterberg from 1677 until his death.