Johann Heinrich von Thünen
Johann Heinrich von Thünen (24 June 1783 – 22 September 1850), sometimes spelled Thuenen, was a prominent nineteenth-century economist and a native of Mecklenburg-Strelitz, now in northern Germany. Even though he never held a professorial position, Thünen had substantial influence on economics.
Source: Wikipedia — Johann Heinrich von Thünen (CC BY-SA 4.0)