Sonnenstein

Sonnenstein can refer to:


 * Sonnenstein, Austria, a mountain in Austria.
 * Sonnenstein Castle, a castle in Saxony, Germany.
 * Sonnenstein Euthanasia Centre, a Nazi killing facility at Sonnenstein Castle
 * Sonnenstein (Ohm Hills), a hill in Thuringia, Germany.
 * Sonnenstein, Thuringia, a municipality in Thuringia, Germany.