Charlotte d'Éon de Beaumont or Charles d'Éon de Beaumont (5 October 1728 – 21 May 1810), usually known as the Chevalière d'Éon or the Chevalier d'Éon, was a French diplomat, spy, freemason and soldier. D'Éon fought in the Seven Years' War, and spied for France while in Russia and England. D'Éon had androgynous physical characteristics and...
