Crowsnest Range is a mountain range of the Rocky Mountains in southwestern Alberta and southeastern British Columbia, Canada.
The range is located south of the Crowsnest Pass, which separates it from the High Rock Range. It is part of the Southern Continental Ranges of the Canadian Rockies. Sub-ranges include, from north to south, Lizard Range, Taylor Range, Flathead Range and Blairmore Range.
The Crowsnest Range covers a surface of 2,694 km<sup>2</sup> (1,040 mi<sup>2</sup>), has a length of 64 km (from north to south) and a width of . The highest peak is Mount Ptolemy, with an elevation of .