Scharfenstein may refer to:
a district of Drebach in Erzgebirgskreis in Saxony
Scharfenstein is the name of the following geographic features: Scharfenstein (Ilsenburg), a mountain in the Harz Mountains of Germany Scharfenstein (Lusatian Mountains), Oybin in Saxony, Germany, known as the Lusatian Matterhorn Scharfenstein (Wernigerode), a hill in the Harz Mountains, Saxony-Anhalt, Germany Scharfenstein (Hesse), an extinct basalt volcano near Gudensberg, Hesse, Germany Scharfenstein, German name of the Slovakian mountain, Záruby
Scharfenstein is the name of: Scharfenstein Castle (Ore Mountains), Saxony, Germany Scharfenstein Castle (Kiedrich), in Kiedrich in Hesse, Germany German name of a castle in the Central Bohemian Uplands in Czech Republic, see Šarfenštejn Castle German name of Ostrý Kameň Castle in Slovakia (Hrad Ostrý Kameň)
See also Scharfenstein Castle (disambiguation)