Lee Hye-sung (; born November 26, 1992) is a South Korean television personality. She was formerly an announcer under KBS from October 2016 to May 2020.
Lee was in a relationship with Jun Hyun-moo, a former announcer turned broadcast personality and host. The news was revealed through Jun's (and currently Lee's) agency SM Culture & Contents on November 12, 2019. On February 22, 2022 SM Culture & Contents have confirmed that the two have broken up.