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Cognomen Shahla (شهلاء , شهلا , Shahla ) , throughout the world, is a common last name. The cognomen Shahla is characteristic of Western Asia, particularly Azerbaijan, where it is a common surname, Syria, where it is quite a rare surname, and Lebanon. Measured by absolute frequency, it is the most numerous in Azerbaijan, Syria, and Indonesia. More frequently, Shahla is the forename as well as the last name.