Botanist (1759-1826).
Johan Carl Krauss (6 October 1759 in Öhringen – 19 March 1826 in Leiden), was a German-born professor of medicine at Leiden, botanist, taxonomist and author of botanical books. He was the son of Christophorus Adam Krauss, a physician at the court of Prince Hohenlohe, and Dorothea Zolner. He is best known for his publication "Afbeeldingen der fraaiste, meest uitheemsche boomen en heesters". After initial tuition by his father, Johan served for a period as soldier and later resumed his studies in Erlangen and Stratsbourg, and upon completing these was appointed as physician to the Baden troops