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Last name Sopon (โสภณ , Sopon , โสพล ) , all over the world, is a common cognomen. The cognomen Sopon is habitual in Western Asia, particularly Oman, where it is quite a common surname, Bahrain, where it is quite a rare surname, and Qatar. In absolute terms, the name is most common in Bangladesh, Thailand, and Saudi Arabia. More frequently, Sopon is the forename as well as the last name.