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Cognomen Каис (Kais , Kays , Cais ) , around the world, is a common last name. The surname Каис is characteristic of Tunisia, where it is quite a common surname, Lebanon, and Estonia. Measured by absolute frequency, it is the most numerous in Tunisia, Algeria, and the United States. Also, Каис is the forename as well as the last name.
Сухтиан, Бакиров, Гусейнов, and Хакимуллин