Książ (disambiguation)

Książ (formerly known as Schloss Fürstenstein in German) is a castle in northern Wałbrzych, in northern Silesia, Poland.

Książ may also refer to:
 * Książ Landscape Park, a protected area
 * Książ Wielkopolski, a town in west-central Poland
 * Książ Wielki, a village in southern Poland
 * Książ, Kuyavian-Pomeranian Voivodeship (north-central Poland)
 * Książ, Lublin Voivodeship (east Poland)
 * Książ, West Pomeranian Voivodeship (north-west Poland)