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Last name Биргер (Birger , Buerger , Биргер ) , all over the world, is quite a common surname. The family name Биргер is characteristic of Austria, where it is quite a rare surname, Germany, and Israel. Not in comparison with a country's population, it is commonest in Germany, the United States, and Austria. Also, Биргер is the forename as well as the last name.