Sieun is a South Korean singer and member of the girl group STAYC, which debuted in November 2020 under High Up Entertainment. She is known for her strong vocal abilities and charming stage presence, contributing to the group's popularity in the K-pop scene. Born on August 1, 2003, Sieun has gained attention for her talent and charisma. STAYC has released several successful songs and albums, quickly establishing a dedicated fanbase. The group is recognized for its catchy music and vibrant performances, showcasing the individual strengths of each member, including Sieun.