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Cognomen Courtois (Cort
, Courtois
, كورتوا
) , all around the world, is a common surname. The surname Courtois is habitual in France, where it is quite a common surname, Antigua and Barbuda, and Belgium. Measured by absolute frequency, it is the most numerous in France, the United States, and Belgium. Very seldom, Courtois is the forename as well as the last name.