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Last name کیوان (Keyvan , Keivan , Kayvan ) , around the world, is quite a rare cognomen. The cognomen کیوان is characteristic of Turkey, where it is quite a rare surname, Iran, where it is a rare surname, and Panama. Measured by absolute frequency, the name is most common in Turkey, Iran, and India. More frequently, کیوان is the forename as well as the last name.