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Family name Kokko (Kokko
, コッコ
, 古高
) , in all the world, is quite a common surname. The surname Kokko is characteristic of Finland, where it is quite a common surname, Maldives, where it is quite a rare surname, and Estonia. In absolute terms, it is commonest in Finland, the United States, and Sweden. Very seldom, Kokko is the forename as well as the last name.