Johannes Heurnius

Johannes Heurnius
Johannes Heurnius
Born	4 February 1543 (1543-02-04) Utrecht, Seventeen Provinces
Died	11 August 1601 (1601-08-12) (aged 58) Leiden, Dutch Republic
Scientific career
Doctoral advisor	Petrus Ramus Hieronymus Fabricius
Doctoral students	Otto Heurnius
Other notable students	Nicolaus Mulerius

Johannes Heurnius (born Jan van Heurne; 4 February 1543 – 11 August 1601) was a Dutch physician and natural philosopher.