Adopted in the 18th Report of the Geographic Board of Canada, 31 March 1924, as derived from BC-Alberta Boundary sheet #28, 1921.
Source: BC place name cards, files, correspondence and/or research by BC Chief Geographer/Geographical Names Office.
Named "Mt. Elephas" in 1921 by boundary surveyors, because of the resemblance of rocks near the summit to elephant heads - - Elephas being the Latin word for elephant.
Source: 18th Report of the Geographic Board of Canada, 31 March 1924 (supplement to the Annual Report of the Dept of the Interior, 1924, Ottawa)