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Family name Wadaa (وداعة , Wadaa ) , in the entire world, is quite a rare last name. The cognomen Wadaa is habitual in Sudan, where it is quite a rare surname, Lebanon, where it is a rare surname, and Libya. Not in comparison with a country's population, it is the most numerous in Northern Africa, particularly Sudan, Egypt, and Morocco. Much less frequently, Wadaa is the forename as well as the last name.