Lee Ji-hyun (; born October 20, 1972) is a South Korean actress. She debuted in the 2003 film Six Views. She is known for her roles in dramas such as Thirty-Nine, She Would Never Know, Beautiful World and All of Us Are Dead. She also appeared in movies Solace, The Cat, If You Were Me and I'm a Cyborg, But That's OK.
During a press preview for the film Dream on April 17, 2023,nactor Jeong Seung-gil revealed that Lee Ji-hyun, who plays his romantic partner Jinju, is his wife of 23 years.