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All over the world, Berthon (Berton , 博森 , Berthon ) is quite a rare male forename. The given name Berthon is habitual in the Democratic Republic of the Congo, where it is a rare masculine name, Italy, and the United States. Measured by absolute frequency, it is commonest in China, the United States, and the Democratic Republic of the Congo. More frequently, Berthon is the last name as well as the forename.