Magnus Kristoffer Andersen (20 March 1916 in Andøy Municipality – 11 December 1994) was a Norwegian politician for the Labour Party.
This year, Andersen became Minister of Fisheries in the fourth cabinet Gerhardsen (25 September 1963 - 12 October 1965).
He served again in the same position in the first cabinet Bratteli from 24 January 1972, upon the resignation of Knut Hoem, until the dissolution of the government on 18 October.
Andersen also served on a number of different boards of directors throughout a long political career.
Amongst other things he was chairman of the board of the Norwegian Postal Service from 1974 to 1982.