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Cognomen 淵 (Jyun , 연 , 淵 ) , around the globe, is a common surname. The cognomen 淵 is characteristic of South Korea, where it is quite a common surname, Taiwan, where it is a rare surname, and Malaysia, where it is a very rare surname. In absolute terms, this name is the most popular in Eastern Asia, particularly South Korea, China, and Taiwan. Much less frequently, 淵 is the forename as well as the last name.