Surname 진숙 (진숙 
, Jinsuk 
, Jin-Sook 
) , all around the world, is a rare family name. The cognomen 진숙 is characteristic of South Korea, where it is a rare surname, Malaysia, where it is a very rare surname, and Thailand. Measured by absolute frequency, this name is the most popular in South Korea, China, and Malaysia. Much more frequently, 진숙 is the forename as well as the last name.