Karel Frederik Wenckebach

Karel Frederik Wenckebach (; March 24, 1864 – November 11, 1940) was a Dutch anatomist who was a native of the Hague.

He studied medicine in Utrecht, and in 1901 become a professor of medicine at the University of Groningen. Later he was a professor at the Universities of Strasbourg (1911–14) and Vienna (1914–29). Provided by Wikipedia