Family name Jae-Suk (재석 
, Jae-Suk 
) , all around the world, is a very rare last name. The family name Jae-Suk is habitual in Eastern Asia, particularly China, where it is an extremely rare surname. Much more frequently, Jae-Suk is the forename as well as the last name. Parts of the name also exists independently as a first name Jae, and a first name Suk.