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Surname Sigg (西格 , Sigg
) , in the entire world, is quite a rare cognomen. The last name Sigg is habitual in Liechtenstein, where it is quite a common surname, Switzerland, and Finland, where it is quite a rare surname. Not in comparison with a country's population, it most frequently occurs in Switzerland, Germany, and the United States. Very seldom, Sigg is the forename as well as the last name.