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Cognomen Agger (Agger
, Агер
, Aggere
) , worldwide, is quite a rare family name. The cognomen Agger is habitual in Denmark, where it is quite a common surname, Sweden, where it is a rare surname, and Ghana. In absolute terms, it most frequently occurs in Denmark, Indonesia, and Iran. Very seldom, Agger is the forename as well as the last name.