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Cognomen Filter (Filter
, กรอง
, Filteren
) , in the entire world, is quite a rare surname. The surname Filter is habitual in Germany, where it is quite a rare surname, Switzerland, where it is a rare surname, and Indonesia. Not in comparison with a country's population, it most frequently occurs in Germany, Indonesia, and the United States. Much less frequently, Filter is the forename as well as the last name.