Altenstein

Altenstein (German for "Old Rock" or "Old Stone") may refer to:

Villages and administrative areas

 * Amt Altenstein, an Amt in the Duchy of Saxe-Meiningen
 * Altenstein, village in the municipality of Asbach, Rhineland-Palatinate, Germany
 * Altenstein, village in the municipality of Häg-Ehrsberg in the county of Lörrach, Baden-Württemberg, Germany
 * Altenstein, village in the market town of Maroldsweisach, county of Haßberge, Bavaria

Castles

 * Altenstein Castle (Bad Liebenstein), historical castle site near Schweina and Bad Liebenstein, Wartburgkreis, Thuringia
 * Altenstein Castle (Southern Black Forest), lost castle near Häg-Ehrsberg, Lörrach, Baden-Württemberg
 * Altenstein Castle (Lower Franconia), castle ruins in Altenstein between Ebern and Maroldsweisach, Haßberge, Bavaria
 * Altenstein Castle (Eichsfeld) in the vicinity of Asbach-Sickenberg near Bad Sooden-Allendorf, Eichsfeld, Thuringia
 * Alte Burg (Altenstein), early medieval ringwork between Altenstein and Lichtenstein, Maroldsweisach, Haßberge, Bavaria
 * Ringwall Altenstein, lost castle near Taunusstein-Hahn, Rheingau-Taunus-Kreis, Hesse

Other places in Germany

 * Altenstein (Bad Liebenstein), a quarter of Bad Liebenstein in Wartburgkreis, Thuringia, Germany, with the:
 * Altensteiner Park
 * Altenstein Palace

Other places

 * Altenstein (Namibia), a municipality in Namibia

People

 * Bernd Altenstein (born 1943), German sculptor
 * Karl vom Stein zum Altenstein (1770−1840), Prussian politician