Kim Ji-hyun, known professionally as Lee El, is a South Korean actress who has steadily built a reputation as a versatile and compelling performer across both film and television. Born on June 26, 1982, Lee El made her acting debut in the early 2000s, but it was her supporting roles in a series of high-profile projects that truly brought her into the spotlight. She is best recognized for her work in the hit television series It's Okay, That's Love, where she played a memorable supporting character, and later in the critically acclaimed drama Guardian: The Lonely and Great God, which became a cultural phenomenon. Her ability to inhabit complex, often morally ambiguous roles has set her apart from many of her peers.

Lee El's career gained significant momentum with her performance in the 2015 film Inside Men, a political thriller directed by Woo Min-ho that starred Lee Byung-hun and Cho Seung-woo. Her role in the film showcased her talent for portraying characters with depth and nuance, earning her recognition within the industry. She continued to build on this success with prominent supporting roles in the television dramas A Korean Odyssey and Black, both of which aired in 2017. In A Korean Odyssey, she played a key antagonist, while in Black, she took on a mysterious and layered character, further demonstrating her range as an actress.

In 2018, Lee El stepped into a leading role in the film What a Man Wants, a romantic comedy that allowed her to showcase a different side of her acting abilities. The film, which also starred Lee Seung-gi and Shin Ha-kyun, was a commercial success and helped solidify her status as a leading lady. Her performance was praised for its warmth and comedic timing, proving that she could handle both dramatic and lighthearted material with equal skill. This period marked a turning point in her career, as she began to take on more central roles in both film and television.

Lee El's most recent major achievement came with her leading role in the 2022 television series My Liberation Notes. The show, a critically acclaimed slice-of-life drama, featured her as one of three siblings struggling with the monotony and frustrations of everyday life. Her portrayal of the introspective and weary character resonated deeply with audiences, earning her widespread praise and further cementing her reputation as a talented and relatable actress. The series was a ratings success and garnered numerous award nominations, highlighting Lee El's ability to carry a show as a lead. With a career spanning over a decade, she continues to be a sought-after talent in the South Korean entertainment industry, known for her dedication to her craft and her ability to bring authenticity to every role she undertakes.