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Cognomen Bratt (برات , Bratt , 布拉特 ) , in the entire world, is quite a common surname. The surname Bratt is characteristic of Northern Europe, particularly Sweden, where it is quite a common surname, Norway, where it is quite a rare surname, and the United Kingdom. In absolute terms, it most frequently occurs in the United States, Sweden, and the United Kingdom. Also, Bratt is the forename as well as the last name.