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Surname Dufau (Dufau
, Дюфо
) , all around the world, is quite a common last name. The family name Dufau is characteristic of Aland Islands, where it is quite a common surname, Reunion, and France, where it is quite a rare surname. Not in comparison with a country's population, it most frequently occurs in France, Argentina, and the United States. Very seldom, Dufau is the forename as well as the last name.