Friedrich Wilhelm von Rauch (15 March 1790 in Potsdam – 9 June 1850 in Berlin) was a lieutenant general in the Prussian Army.
Born in Potsdam, he was the son of major general Bonaventura von Rauch and took part in the War of the Fourth Coalition.
He served as an adjutant general to King Frederick William IV of Prussia and as Prussia's military attaché at the Russian court of Emperor Nicholas I.
His sons Alfred Bonaventura and Friedrich Wilhelm von Rauch also became generals.Rauch married in 1816 with Laurette Reichsgräfin von Moltke, daughter of Friedrich Detlev Reichsgraf von Moltke, Oberjägermeister to King Frederick William III.
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