Kim Sejeong is a South Korean singer and actress, born on August 28, 1996. She gained fame as a contestant on the reality survival show Produce 101, where she finished in first place and debuted in the girl group I.O.I. Sejeong is known for her strong vocals and charming personality, which have earned her a dedicated fanbase. After her time with I.O.I, Kim Sejeong continued her career in music and acting. She became a member of the girl group Gugudan and has appeared in various television dramas, showcasing her versatility as an entertainer. Her work has made her a prominent figure in the South Korean entertainment industry.