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Family name Supian (Supian , Супян , สุเปียน ) , worldwide, is quite a common last name. The cognomen Supian is characteristic of Malaysia, where it is quite a common surname, Indonesia, where it is a rare surname, and Oman. Measured by absolute frequency, the name is most common in South-eastern Asia, particularly Malaysia, Indonesia, and Thailand. Likewise, Supian is the forename as well as the last name.