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Last name רוגר (Ruegger , רוגר ) , globally, is quite a rare surname. The last name רוגר is habitual in Switzerland, where it is quite a common surname, France, where it is a rare surname, and Israel. Measured by absolute frequency, it is the most numerous in Switzerland, the United States, and France. Much less frequently, רוגר is the forename as well as the last name.