Johann Lukas Schönlein (30 November 1793 – 23 January 1864) was a
German naturalist, and professor of medicine, born in
Bamberg. He studied medicine at Landshut, Jena, Göttingen, and Würzburg. After teaching at Würzburg and Zurich, he was called to
Berlin in 1839, where he taught therapeutics and
pathology. He served as physician to
Frederick William IV.