Y:SY
Known for Acting
- Born
- January 22, 2000 (age 26)
- Birthplace
- Seoul, South Korea
- Also known as
- 이서연, 서연
Biography
Lee Seo-yeon, known professionally as Y:SY, is a South Korean singer-songwriter and rapper under H1GHR Music. She is a former member of the girl group fromis_9, formed through the reality survival show Idol School (2017). She left the group in 2024. She made her solo debut on November 17, 2025, with the digital single Naked.
Latest
Known for
Filmography
13 titles
