Johann Daniel Major (16 August 1634, Breslau – 26 July 1693, Stockholm) was a German professor of theoretical medicine, naturalist, collector and the founder of museology. From 1654 to 1658 Johann Daniel Major studied at the University of Wittenberg and in 1659 graduated as a magister medicine at the University of Wittenberg and journeyed to Italy gaining from the University of Padua another degree for a dissertation "Description of the bird Albatros and other curious observations". From 1661 to 1663 he practiced as a physician in Wittenberg moving in 1663 to Hamburg, where he was a plague physician and wrote medical publications. In 1666 he conducted the first public dissection of a human corpse now in Kiel. Four years later in 1667 he was appointed supervisor of the botanic garden of the