Cognomen 주연 (주연 
, Jooyeon 
, Ju-Yeon 
) , in the entire world, is a rare surname. The cognomen 주연 is characteristic of South Korea, where it is a rare surname, Malaysia, where it is an extremely rare surname, and China. Measured by absolute frequency, it most frequently occurs in South Korea, China, and the United States. Much more frequently, 주연 is the forename as well as the last name.