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Family name Mersch (Mersch
, ميرش) , throughout the world, is quite a common cognomen. The family name Mersch is characteristic of Western Europe, particularly Luxembourg, where it is quite a common surname, Belgium, where it is quite a rare surname, and Germany. Measured by absolute frequency, it is commonest in Germany, the United States, and Belgium. Very seldom, Mersch is the forename as well as the last name.