Kaarlo Richard Heinonen (9 February 1878, Naantali – 26 February 1944) was a Finnish politician. He was a Member of the Parliament of Finland for the Social Democratic Party of Finland from 1919 to 1922.http://www.eduskunta.fi/triphome/bin/hx5000.sh?{hnro}=910452&{kieli}=su&{haku}=kaikki He was Minister of Defence from 1926 to 1927.

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