The Brienzer Rothorn is a mountain of the Emmental Alps, in Switzerland. With an elevation of 2,350 metres above sea level, the Brienzer Rothorn is the highest summit of the range. To its west lies the Tannhorn, whilst to its east are Arnihaaggen, Höch Gumme and the Brünig Pass (1,008 m). On its south side it overlooks Lake Brienz, whilst to the north it looks out over the Waldemme valley.