(b Hamburg, Oct 2, 1757; d Pisa, Aug 18, 1806).
German architect, draughtsman, landscape designer and painter. He studied from 1778 to 1783 at the University of Göttingen and the Royal Danish Academy in Copenhagen, where he was awarded four prizes. His early designs included drawings for the hothouse of the botanic gardens in Copenhagen and a lecture room at Schloss Charlottenburg, Berlin. While visiting Paris in 1784–5 he devoted himself to the study of Revolutionary architecture, and in England and Italy (1786) he studied landscape design and ancient sites. In Rome in 1787 he met Johann Wolfgang von Goethe, who later summoned him to Weimar to rebuild the prince’s Schloss. In addition to a number of designs for the palace at Weimar he produced drawings for various summer-houses. In 1790 he moved to Hamburg, his plans for the Schloss at Weimar still largely unexecuted. By the end of his life he had designed numerous public buildings and private houses in Hamburg, including the house for Bürgermeister ...