Joachimsthal, sometimes spelled Joachimstal, may refer to:

• Joachimsthal, Bohemia, former name of Jáchymov, Czechia, famous for its silver and uranium mines and which gave its name to the Joachimsthaler currency
• Joachimsthal, Brandenburg, a town in the Barnim district in the Brandenburg province, Germany
  • Joachimsthal (Amt), the corresponding local administrative district
• Joachimsthalsches Gymnasium, a boarding school originally established in Joachimsthal, Brandenburg
• Joachimstal, now Joaoru, a subsidiary manor on the Joala estate in the Vaivara parish of Virumaa, Estonia

• Ferdinand Joachimsthal (1818–1861), Silesian-German mathematician
• Georg Joachimsthal (1863–1914), German physician

This disambiguation page lists articles associated with the title Joachimsthal.
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