Origin Notes and History:
Tsimpsean Peninsula adopted in the 19th Report of the Geographic Board of Canada, 31 July 1927. Confirmed 3 July 1946 on C.3702.
Source: BC place name cards, or correspondence to/from BC's Chief Geographer or BC Geographical Names Office
Investigation by the Geographic Board to determine the spelling of the name reveals a multiplicity of spellings such as: Tsimshean, Timshian, Chimsain, Tsimpsian, Tsimp-Sheean, Chimsyan.
Source: Canadian Geographical Names Database, Ottawa
Named after the local Indians. Tsimpsean means "the people at the mouth of the Kshian (the Skeena River)" (from 1001 B.C. Place Names, 1969).
Source: Akrigg, Helen B. and Akrigg, G.P.V; 1001 British Columbia Place Names; Discovery Press, Vancouver 1969, 1970, 1973.