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Cognomen Duwa (دعاء , Duwa , Дува ) , worldwide, is a common last name. The family name Duwa is habitual in Northern Africa, particularly Egypt, where it is quite a rare surname, Algeria, and Libya. Not in comparison with a country's population, it is commonest in Northern Africa, particularly Egypt, Algeria, and Sudan. Much more frequently, Duwa is the forename as well as the last name.