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Last name Wanger (Wanger , 万格 , Вангер ) , all around the world, is quite a rare cognomen. The cognomen Wanger is characteristic of Western Europe, particularly Liechtenstein, where it is a common surname, Austria, where it is quite a rare surname, and Switzerland. In absolute terms, it is the most numerous in Nigeria, Germany, and the United States. Likewise, Wanger is the forename as well as the last name.