Lee Seok-min, known professionally as Dokyeom or DK, is a South Korean singer. Managed by Pledis Entertainment he is a member of the South Korean boy band Seventeen, its vocal team, and is the leader of its subunit BSS with Hoshi and Seungkwan. Outside of his group activities, In 2019, DK made his musical theatre debut with the lead role Arthur in XCalibur, the South Korean production of Artus-Excalibur. He then returned to play the role of Arthur once again in XCalibur's 2021 run.