The Grünhorn (or Gross Grünhorn) (4,044 m) is a mountain in the Bernese Alps range of the Swiss Alps. It is located on the ridge between the two largest glaciers of the Alps: the Aletsch Glacier to the west and the Fiescher Glacier to the east. To the south lies the Gross Wannenhorn and, to the north, the Gross Fiescherhorn.