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Cognomen Plass (Plaz
, بلاس
, Plass
) , worldwide, is quite a rare family name. The family name Plass is habitual in Paraguay, where it is quite a rare surname, Switzerland, and Austria. Not in comparison with a country's population, it is the most numerous in Germany, the United States, and Venezuela. Much less frequently, Plass is the forename as well as the last name.