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Last name 多勒 (Dorer , 多勒) , worldwide, is quite a rare cognomen. The cognomen 多勒 is habitual in Western Europe, particularly Austria, where it is quite a rare surname, Switzerland, and Germany. Measured by absolute frequency, this name is the most popular in Germany, the United States, and Austria. Much less frequently, 多勒 is the forename as well as the last name.