The Musgamagw Tsawataineuk is a First Nations tribal council based in the Queen Charlotte Strait region around northern Vancouver Island in British Columbia, Canada.
The headquarters of the Musgamagw Tsawataineuk Tribal Council is in the community of Alert Bay, British Columbia on Cormorant Island, but territories of the three member nations span the Nimpkish River valley and adjoining areas of the interior of northern Vancouver Island as well as the Broughton Archipelago and adjoining areas of the BC mainland, just to the north of the mouth of Knight Inlet.