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Last name Yalkalk (Yalkalk ) , across the world, is a rare cognomen. The surname Yalkalk is habitual in Western Asia, particularly Turkey, where it is a rare surname.
Adem, Masum, Taner, Erkan, Eymen, Hakan, Fuatcan, Orhan, Osman, Ferhat, Zeynep, Şeref, Mustafa, Şeyhmus, Maşallah, and Hamdullah