Mount Jimmy Simpson is a summit located northwest of Bow Lake in Banff National Park, in the Canadian Rockies of Alberta, Canada. Its nearest higher peak is Mount Thompson, to the southwest. Mount Jimmy Simpson is a member of the Waputik Mountains, and is situated east of the Wapta Icefield and west of the Bow River valley. Mount Jimmy Simpson can be seen from the Icefields Parkway at Bow Lake. Jimmy Simpson Junior is a 2,721 meter sub-summit east of the mountain.