Family name 서현 (Seohyun 
, 서현 , Seo-Hyeon) , globally, is a rare last name. The cognomen 서현 is characteristic of South Korea, where it is a rare surname, Myanmar, where it is a very rare surname, and Indonesia. Not in comparison with a country's population, it is commonest in South Korea, Indonesia, and China. Predominantly, 서현 is the forename as well as the last name.