Simpson Pass 2107 m (6913 ft) is a mountain pass on the border between the Canadian provinces of Alberta and British Columbia, in the area of the Ball Range. It is the prominence col for Mount Ballon the Continental Divide in the vicinity of Sunshine Village ski resort. The drainage on the British Columbia side (Mount Assiniboine Provincial Park) is that of the Simpson River, via its tributary the North Simpson River to the Kootenay River and then the Columbia River. Simpson River and Simpson Pass are named after Sir George Simpson who first explored the area in 1841.
The drainage on the Alberta side (Banff National Park) is Healy Creek to the Bow River, then into the Saskatchewan River system to Lake Winnipeg and finally Hudson Bay. .