Mount Thor, officially gazetted as Thor Peak[2] (Inuktitut syllabics: ᙯᕐᓱᐊᓗᒃ, Inuktitut: Qaisualuk "huge bedrock",[3][4] or Kigutinnguaq "tooth-like"[3][5]), in Nunavut, Canada, is a mountain with an elevation of 1,675 m (5,495 ft) located in Auyuittuq National Park, on Baffin Island.

For climbers looking to scale Mount Thor, there is an established campsite a few kilometres north of its base, complete with windbreaks and emergency shelters.

Like other glacial channels, this pass has the characteristic U-shape which gives the mountain its vertical drop[9] Donald Morton and Lyman Spitzer made the first recorded ascent of Mount Thor in 1965 during the Alpine Club of Canada expedition led by Pat Baird.

[10]: 347 [11] Pat Baird also led the 1953 geophysical expedition during which Hans Weber, J. Rothlisberger and F. Schwarzenbach climbed the North Tower of Mount Asgard for the first time.

The first ascent of the west face was achieved by Earl Redfern, John Bagley, Eric Brand and Tom Bepler in 1985.