Unto Uuno Mononen (23 October 1930 in Muolaa – 28 June 1968 in Somero) was a Finnish songwriter and musician. He is best known for his numerous tango compositions including the famous Finnish tango song, "Satumaa". His first name was originally Uuno. Biography. Mononen is often said to come from Somero, but he was actually from Muolaa. He first came to Somero after the Second World War was over when Muolaa was conquered by the Soviet Union. Mononen studied church music in the University of Turku. He quit these studies since he felt he did not learn anything important.
https://en.wikipedia.org/wiki/Unto_Mononen