
K-Drama

Under Artist Company
Kim Hye Yoon is a South Korean actress. Discover her age, height, birthday, education, hit dramas, awards, career journey, and fun facts about the star of Sky Castle, Extraordinary You, and Lovely Runner.
Kim Hye Yoon was born in Seongnam, Gyeonggi Province, South Korea. She made her acting debut in 2013 through the television drama Samsaengi, gradually building experience by appearing in supporting roles across various television series. Although acting opportunities continued to come her way, she prioritized her education after earning a full scholarship to Konkuk University in 2015, one of South Korea's most respected universities. During this period, she limited her acting activities to occasional guest appearances while focusing on her Film Studies degree.
After graduating, Kim fully committed herself to acting and began auditioning for larger roles. Her breakthrough came in 2018 when she portrayed Kang Ye Seo in the critically acclaimed drama Sky Castle, earning widespread recognition and winning Best New Actress at the 55th Baeksang Arts Awards. She followed that success by landing her first leading role in Extraordinary You in 2019, where her performance won both the New Actress Award and Excellence Award at the MBC Drama Awards. Since then, Kim has established herself as one of South Korea's most beloved young actresses through starring roles in projects including Snowdrop, The Girl on a Bulldozer, and the global hit Lovely Runner. In 2024, she departed SidusHQ after five years and signed with Artist Company to begin the next chapter of her career.
Kim Hye Yoon has earned a reputation as one of Korea's most expressive actresses. Whether portraying ambitious students, romantic heroines, or emotionally complex characters, she brings remarkable sincerity and emotional depth to every performance. Fans frequently praise her ability to balance comedy, romance, and heartbreaking drama within the same role, making her performances feel both authentic and memorable.
Another reason audiences admire Kim is her perseverance. She spent years building her career through supporting roles while balancing university studies before finally achieving mainstream recognition. Rather than becoming an overnight success, her rise was built through dedication, hard work, and continuous improvement—qualities that have made her an inspiring figure for aspiring actors and longtime fans alike.
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Kim Hye Yoon officially began her acting career in 2013 with the television drama "Samsaengi," marking the start of a journey that would eventually lead her to become one of Korea's most acclaimed young actresses.
Source: Artist biography
Before achieving fame, she spent several years appearing in supporting and guest roles, steadily building experience across television dramas.
Source: Filmography
In 2015, Kim received a full scholarship to Konkuk University, one of South Korea's leading universities, where she studied Film Studies.
Source: Artist biography
While attending university, she intentionally reduced her acting schedule to focus on her education, accepting only occasional guest appearances during that period.
Source: Artist biography
Her breakthrough role came in 2018 when she played Kang Ye Seo in the critically acclaimed drama "Sky Castle."
Source: Drama production records
Kim's performance in "Sky Castle" earned her the Best New Actress award at the 55th Baeksang Arts Awards, one of Korea's most prestigious acting honors.
Source: Baeksang Arts Awards
In 2019, she landed her very first leading role in "Extraordinary You," playing high school student Eun Dan Oh.
Source: Drama production records
Her performance in "Extraordinary You" won both the New Actress Award and the Excellence Award at the 2019 MBC Drama Awards.
Source: MBC Drama Awards
Kim is widely praised for her expressive facial acting, particularly her ability to shift naturally between comedy, romance, and emotional scenes.
Source: Television reviews
She successfully transitioned from scene-stealing supporting actress to leading lady within just one year following the success of "Sky Castle."
Source: Career timeline
Kim made her film breakthrough with "The Girl on a Bulldozer," earning praise for portraying a completely different, tougher character than audiences had previously seen.
Source: Film reviews
In 2024, she starred in "Lovely Runner," one of the year's biggest international K-drama hits, introducing her to millions of new viewers around the world.
Source: Television industry coverage
Her chemistry with co-star :contentReference[oaicite:1]{index=1} became one of the most talked-about aspects of "Lovely Runner."
Source: Viewer reception
After spending five years with SidusHQ, Kim signed with Artist Company in April 2024 to continue the next stage of her acting career.
Source: Agency announcement
Despite becoming one of Korea's top young actresses, Kim is known for maintaining a cheerful, humble, and approachable personality during interviews and behind-the-scenes filming.
Source: Variety appearances
Directors frequently praise Kim for her strong preparation and emotional commitment, noting that she carefully studies every character before filming begins.
Source: Production interviews
Kim has become known for choosing projects that allow her to showcase a wide emotional range rather than repeating similar roles.
Source: Career analysis
Fans often refer to her as one of Korea's "acting chameleons" because of how completely she transforms between characters.
Source: Fan community and entertainment media
Her rise from scholarship student balancing university life and supporting roles to Baeksang-winning actress is often cited as one of the industry's most inspiring success stories.
Source: Career history
Kim continues to be recognized as one of the leading actresses of her generation, with both critics and audiences praising her versatility across romance, comedy, thriller, and coming-of-age dramas. Source: Industry coverage