Arvo Mikael Ketonen (19 November 1888, Uusikaupunki – 27 May 1948) was a Finnish journalist, media executive and politician.
He was a Member of the Parliament of Finland from 1939 to 1945, representing the National Progressive Party.
[1] His second wife, who followed him in running Turun Sanomat, was Irja Ketonen.
[2] This article about a Finnish politician is a stub.
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