Eugen Alexander Franz, 1st Prince of Thurn and Taxis
Eugen Alexander Franz, 1st Prince of Thurn and Taxis, full German name: Eugen Alexander Franz Fürst von Thurn und Taxis was the first Prince of Thurn and Taxis, Postmaster General of the Imperial Reichspost, and Head of the House of Thurn and Taxis from 13 September 1676 until his death.