Lee Sungmin, born January 1 1986 in Goyang, Gyeonggi, is a South Korean singer and actor who debuted with Super Junior in 2005. After training with SM Entertainment, he entered the public eye as a member of the 12‑member rotational group Super Junior‑05, performing the debut single "Twins (Knock Out)" and later contributing to the group’s first studio album SuperJunior05 (Twins). Lee Sungmin expanded his career through sub‑groups such as Super Junior‑T, Super Junior‑H, and Super Junior‑M, and pursued solo projects, releasing the ballad "Day Dream" in 2018 and the trot‑styled single "Lovesick" in 2023. His solo mini‑album Orgel (November 22 2019) topped iTunes charts in eleven countries. Lee Sungmin left SM Entertainment in April 2025 after a two‑decade tenure, concluding a career marked by multiple chart‑toppling releases, international tours, and contributions to musical theatre and television dramas. On February 2, 2025, he released a single "UNLIMIT".
