Yoon Seo-yeon
AKA: 윤서연Birthday: 2003-08-06
Birthplace: Daejeon, South Korea
Home Page: https://www.triplescosmos.com/member/s1-seoyeon
Yoon Seo-yeon, more commonly referred to as simply SeoYeon, is a South Korean singer and dancer under MODHAUS. On May 1, 2022, she was introduced as S1, the first member of the 24-member girl group tripleS.