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Cognomen Smhan (سمحان , سمهان , Smhan ) , around the world, is quite a common surname. The cognomen Smhan is habitual in Western Asia, particularly Palestinian Territory, where it is quite a common surname, Jordan, and Oman, where it is quite a rare surname. Measured by absolute frequency, it is commonest in Jordan, Palestinian Territory, and Egypt. Much less frequently, Smhan is the forename as well as the last name.