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Cognomen Hauser (Hauser , 豪泽 , هاوزر , along with others...) , around the globe, is a common surname. The surname Hauser is characteristic of Western Europe, particularly Switzerland, where it is quite a common surname, Austria, and Liechtenstein (explore the name in all countries). In absolute terms, this name is the most popular in Germany, the United States, and Switzerland. Much less frequently, Hauser is the forename as well as the last name.