Karl Friedrich von Steinmetz (27 December 1796 – 2 August 1877) was a Prussian "Generalfeldmarschall". He was born at Eisenach and joined the army of Prussia during the War of Liberation. Over the Seven Weeks' War he led the V Corps against Austria and became known as the "Lion of Nachod" for his victories as the Battles of Nachod, Skalitz, and Schweinschädel. Steinmetz commanded one of three armies assembled on the Rhine for the Franco-Prussian War, during which he quarreled with Prince Friedrich Karl. After the war he retired.