Seo Ju-hyun, known professionally as Seohyun, is a South Korean singer and actress. She debuted as a member of girl group Girls' Generation in August 2007, which went on to become one of the best-selling artists in South Korea and one of South Korea's most popular girl groups worldwide. Apart from her group's activities, she has established herself as an actress, notably through her participation in the original and Korean versions of stage musicals including Moon Embracing the Sun, Gone with the Wind and Mamma Mia. She also played a supporting role in the television drama Moon Lovers: Scarlet Heart Ryeo (2016).
