Surname Young-Sook (영숙 
, Young-Sook 
) , around the globe, is an extremely rare family name. The surname Young-Sook is characteristic of Northern America, particularly the United States, where it is an extremely rare surname. Much more prevalently, Young-Sook is the forename as well as the last name. Parts of the name also exists independently as a last name Young, and a first name Sook.