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Family name Haidinger (Haidinger
, Хайдінгер
) , in all the world, is quite a rare last name. The family name Haidinger is habitual in Western Europe, particularly Austria, where it is quite a common surname, Germany, where it is a rare surname, and Switzerland. Measured by absolute frequency, it most frequently occurs in Austria, Germany, and the United States. Much less frequently, Haidinger is the forename as well as the last name.