Cognomen Seokjin (석진 
, Seokjin 
) , throughout the world, is quite a rare surname. The last name Seokjin is habitual in South Korea, where it is quite a rare surname, Indonesia, where it is a very rare surname, and Malaysia. Measured by absolute frequency, it is the most numerous in South Korea, Indonesia, and China. More prevalently, Seokjin is the forename as well as the last name.