Hermann von Boyen, Prussian general and politician, Prussian Minister of War (b. 1771)
Leopold Hermann Ludwig von Boyen (20 June 1771 – 15 February 1848) was a Prussian army officer who helped to reform the Prussian Army in the early 19th century. He also served as minister of war of Prussia in the period 1810-1813 and later again from 1 March 1841 – 6 October 1847.