August 6, 2003 (22 years old)
Daejeon, South Korea
Known for Acting
Yoon Seo-Yeon is a South Korean idol under MODHAUS and the first revealed member of tripleS. She was revealed as S1 on May 1, 2022.
Known for Acting
Yoon Seo-Yeon is a South Korean idol under MODHAUS and the first revealed member of tripleS. She was revealed as S1 on May 1, 2022.
