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Cognomen Blain (Blain
, ブラン
, 布莱恩
) , around the world, is a common family name. The cognomen Blain is habitual in France, where it is quite a rare surname, Canada, and Gambia. Not in comparison with a country's population, it most frequently occurs in France, the United States, and Canada. Much less frequently, Blain is the forename as well as the last name.