Seohyun

Seo Ju-hyun (Korean: 서주현; born June 28, 1991), known professionally as Seohyun, is a South Korean singer, actress, and songwriter. She debuted as a member of girl group Girls' Generation (and later its subgroup Girls' Generation-TTS) in August 2007, which went on to become one of the best-selling artists in South Korea and one of South Korea's most widely known girl groups worldwide. Seohyun released her first extended play Don't Say No in 2017. She left SM Entertainment later that year, alth... source: https://en.wikipedia.org/wiki/Seohyun