Fuseli, Henry Fuseli, Henry (Johann Heinrich Fussli) (1741-1825). Swiss-born painter, draughtsman, and writer on art, active mainly in England, where he was one of the outstanding figures of the Romantic movement. He was the son of a portrait painter, Johann Caspar Fussli (1707-82), but he originally trained as a priest; he took holy orders in 1761, but never practised. In 1765 he came to London ...