Kaarlo Olavi Leinonen (15 March 1914 – 19 April 1975) was a Finnish general and Minister of Defence from December 1963 to September 1964. He was the Chief of Defence of the Finnish Defence Forces between 1969 and 1974.The Finnish Defence Forces: Chiefs of Defence Leinonen was born in Tervola. He died in Karjalohja.Obituary for Kaarlo Leinonen in Helsingin Sanomat on 20 April 1975, p. 17. (In Finnish. Subscription required.)

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