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Surname Gigon (Gigon
) , in all the world, is quite a rare family name. The last name Gigon is characteristic of Western Europe, particularly Switzerland, where it is quite a rare surname, France, and Belgium, where it is a rare surname. Not in comparison with a country's population, the name is most common in France, Switzerland, and the United States. Much less frequently, Gigon is the forename as well as the last name.