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Cognomen Kiper (Kiper
, Kipper
, Keeper
) , all around the world, is quite a common last name. The family name Kiper is habitual in Estonia, where it is quite a common surname, Germany, where it is quite a rare surname, and Austria. In absolute terms, it is commonest in the United States, Germany, and Brazil. Very seldom, Kiper is the forename as well as the last name.