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Cognomen Ad-Din (الدين , Ad-Din , الدین ) , in the world, is a widespread surname. The cognomen Ad-Din is characteristic of Palestinian Territory, where it is a common surname, Jordan, and Sudan, where it is quite a common surname (explore the name in all countries). Measured by absolute frequency, it is the most numerous in Egypt, Sudan, and Yemen. Very seldom, Ad-Din is the forename as well as the last name. Parts of the name also exists independently as a last name Ad, and a last name Din.