Georg Malmstén (27 June 1902 Helsinki- 25 May 1981, Helsinki) was a Finnish singer, musician, composer, orchestra conductor and actor. He was one of the most prolific entertainers in Finland of his time, producing over 800 records in numerous genres. In late 1930s, owning a record company, he made about half of his releases under the pseudonym Matti Reima. He was the brother of singer and bandleader Eugen Malmstén.