The Grand Cornier is a 3,962 m (12,999 ft) mountain in the Pennine Alps in Switzerland . It lies 2 km (1.2 mi) north from the Dent Blanche .

The first ascent of the mountain was made via the east ridge by Edward Whymper, Christian Almer, Michel Croz and F. Biner on 16 June 1865.

The Mountet hut (2,886 m (9,469 ft)) and Moiry hut (2,825 m (9,268 ft)) are used for the normal ascent routes.

Collomb, Robin G., Pennine Alps Central, London: Alpine Club, 1975