Johannes Walaeus

Johannes Walaeus
Johannes Walaeus (1604–1649)
Born	27 December 1604 Koudekerke, Walcheren
Died	1649 (1650) (aged 44) Leiden, Dutch Republic
Citizenship	Dutch
Fields	Medicine
Institutions	University of Leiden
Doctoral advisor	Otto Heurnius
Notable students	Thomas Bartholin

Johannes Walaeus (Jan de Wale, Johannes de Wale) (1604-1649) was a Dutch physician and illustrious professor at the Faculty of Medicine in Leiden University. He was graduated Doctor of Medicine in 1631, when he defended his dissertation , entitled Disputiatio medica de febribus at Leiden University. Two years after that, he was nominated Professor extraordinarius. In 1648, he was offered full professorship at Leiden University.