Kim Ji-sung () is a South Korean actress. She is known for her roles in dramas such as Mysterious Personal Shopper (2018), Graceful Friends (2020), and How to Be Thirty (2021). She also appeared in movies Coffee Mate (2016), Park Hwa-young (2017) and The Way (2017).
She debuted in 2016 as a contestant in Mnet's girl group survival show Produce 101.