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Cognomen أوناس (Ounas , أوناس) , around the world, is quite a rare surname. The surname أوناس is characteristic of Estonia, where it is quite a rare surname, Algeria, and Morocco, where it is a rare surname. Not in comparison with a country's population, it is commonest in Algeria, France, and Morocco. Much less frequently, أوناس is the forename as well as the last name.