Lee Hae-in (born July 4, 1994) is a South Korean creative director, singer and actress.

She is a former contestant on Produce 101 and a member of I.B.I, a girl group formed by LOEN Entertainment in August 2016.

[2] In 2019, following the Mnet vote manipulation investigation, Lee's father alleged through her fan site that CJ ENM suggested during her audition that she sign with their subsidiary agency to ensure that she would be able to debut after elimination, and she had done so out of fear of not being accepted into Idol School.

[3][4] Following the news, Lee revealed on Instagram and on PD Note the poor conditions she and other contestants worked under.

[6] In December 2024, she signed a contract with DOD to manage their first K-pop group, Close Your Eyes.