Claes-Johan Rudolf Andersson (30 May 1937 – 24 July 2019) was a Swedish-speaking Finnish psychiatrist, author, poet, jazz musician, politician and member of the Finnish Parliament, representing the Left Alliance and the Finnish People's Democratic League.
He was a member of the Finnish Parliament from 1987 to 1999 and from 2007 to 2008, and served as the Minister of Culture in the Lipponen I Cabinet.