Hugo Ewald Graf von Kirchbach was a Prussian general who commanded the Prussian V Corps during the Franco-Prussian War. Born in 1809 at Neumarkt in Silesia, von Kirchbach entered the cadet school in 1824. In 1826 he was named an ensign in the Regiment Fürst Leopold von Anhalt-Dessau. In 1827 he became a sub-lieutenant. From 1831 to 1834 he studied at the Prussian Military Academy, which was a prerequisite to joining the General Staff. In 1838 he joined the Prussian General Staff's topography division. He was promoted to lieutenant in 1840, captain in 1845 and major in 1850. From 1855 to 1858 he was a divisional chief on the General Staff. In 1859 von Kirchbach became commander of the 36th Infantry Regiment. Before being promoted to major general in 1863, von Kirchbach served as the chief of staff of the 3rd Army corps in Berlin. During the Second Schleswig War von Kirchbach was given command of the 21st Infantry brigade. At the start of the Austro-Prussian War in 1866 von Kirchbach was promoted to lieutenant general and named the commander of the 10th Infantry division. He distinguished himself in the battle of Nachod, and in engagements at Skalitz and Schweinschädel. For these actions he was awarded the Pour le Mérite. His division was not engaged at Königgrätz When the Franco-Prussian War erupted in 1870 von Kirchbach was promoted to General der Infanterie and appointed to command the Prussian V Corps. He played a prominent role in the early battles of the war at Wissembourg and Wörth. At Sedan von Kirchbach and his V Corps were tasked with closing the ring on the northern side around the French Army of Châlons trapped at Sedan. During the siege of Paris, V Corps occupied positions to the southwest of the city. Von Kirchbach was able to repel all French attempts to break through his positions at Mont Valerien. On 18 February 1871 he was given the oak leaves to his Pour le Mérite. In February 1871 V Corps was sent to Orléans and in March to Vesoul. In 1872 he was given 100.000 thaler and an estate in Niesky. In 1880 von Kirchbach was ennobled as a count. Hugo von Kirchbach died in 1887 in Niesky, Oberlausitz. His son Günther von Kirchbach was a colonel general during the First World War.