Waldeck may mean the following:
Locations
Waldeck Castle, a medieval fortress/castle in Germany
Waldeck, Hesse, a town in Hesse
Waldeck or Waldeck-Pyrmont, a principality in the German Empire and German Confederation, and a state in the Weimar Republic, named after the above castle and town
Waldeck, Bavaria, a village in the Upper Palatinate, Bavaria, Germany
Waldeck, Thuringia, a small municipality in Thuringia, Germany
a neighbourhood in The Hague
the historical German name of Orava Commune in Estonia
the Villages of Waldeck, Saskatchewan
People
Emma of Waldeck and Pyrmont, Queen and Regent of the Netherlands
Princess Helena of Waldeck
Jean-Frédéric Waldeck
Franz von Waldeck
Klaus Waldeck, Musician
Prince Georg Friedrich of Waldeck, a German Field Marshal and a Dutch General
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Source:
http://en.wikipedia.org/wiki/Waldeck