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Cognomen Paer (Paar
, Paer
, Паер
) , all around the world, is quite a common last name. The family name Paer is habitual in Austria, where it is quite a common surname, Hungary, where it is quite a rare surname, and Slovenia. In absolute terms, it is commonest in Austria, Germany, and the United States. Much less frequently, Paer is the forename as well as the last name.