Jung Yun-ha is a South Korean actress known for her supporting roles in Korean films, television dramas, and international streaming productions. Her screen credits include the crime drama Big Bet, the Netflix series The Trunk and XO, Kitty, and films such as Exhuma, Ashfall, Sinkhole, and Spiritwalker.
Jung Yun-ha born on March 4, 1986, Jung has built her career through a wide range of character roles. Although many of her early appearances were relatively brief, her later work has included more prominent characters, particularly Mi-ja in Big Bet and Lee Seo-yeon in The Trunk.
Profile Summary
| Profile detail | Information |
|---|---|
| Full name | Jung Yun-ha |
| Korean name | 정윤하 |
| Date of birth | March 4, 1986 |
| Age | 40 years old as of 2026 |
| Birthplace | South Korea |
| Nationality | South Korean |
| Profession | Actress |
| Known for | The Trunk, Exhuma, Big Bet, XO, Kitty and Mad for Each Other |
| Early screen credit | The Suspect (2013) |
| Notable television role | Lee Seo-yeon in The Trunk |
| Notable film role | Park Ji-yong’s wife in Exhuma |
Early Life and Background
Jung Yun-ha was born in South Korea on March 4, 1986. Publicly available profiles provide limited information about her childhood, family, education, or professional acting training. Consequently, claims about these aspects of her life should be treated cautiously unless confirmed through an interview, agency profile, or another authoritative source.
Her earliest listed film appearance is in the 2013 South Korean action thriller The Suspect. The film starred Gong Yoo as a former North Korean operative who becomes the target of a national manhunt. Jung’s appearance marked the beginning of a screen career that later developed through supporting film and television roles.
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Career and Professional Journey
Early Film and Television Roles
After The Suspect, Jung accumulated credits in both cinema and television. Her television work during the second half of the 2010s included appearances in Yong-Pal, Duel, Mistress, Goodbye to Goodbye, The Last Empress, and The Wind Blows.
These roles included characters such as a nurse, a flight-attendant manager, a secretary, and an actress. The variety of assignments allowed her to work across medical dramas, thrillers, family stories, and romantic productions.
Jung’s film credits expanded during the same period. She appeared in Keys to the Heart in 2018, followed by several 2019 productions, including The Dude in Me, Jesters: The Game Changers, Metamorphosis, and Ashfall. In Ashfall, she was credited as a Korean interpreter.
Films Released in 2021
The year 2021 brought several additional film roles. Jung appeared as an audience member in the romantic comedy-drama Perhaps Love and as a young mother in the disaster film Sinkhole. She also played Min-joo in the action fantasy film Spiritwalker.
Jung Yun-ha’s other credits associated with this period include Emergency Declaration, a South Korean aviation-disaster thriller. Together, these projects strengthened her filmography across action, disaster, romance, comedy, and thriller genres.
Mad for Each Other and Other Television Work
Jung appeared in the 2021 series Mad for Each Other as the wife of Lee Seon-ho. Her character was featured in the third episode of the romantic comedy series.
She also appeared in television dramas such as Mine and Lost. In Lost, she was credited as Kim Jin-a, while her role in Mine was Chae-young.
In 2022, Jung appeared in Money Heist: Korea – Joint Economic Area as the mother of Berlin. She was also featured in Never Give Up, playing Song Yu-jeong in two episodes.
Mi-ja in Big Bet
One of Jung Yun-ha’s better-known television roles is Mi-ja in the Disney+ crime drama Big Bet. She appeared in the first season and returned during the second season.
Her character was featured in the fifth episode of the first season and in the third and fifth episodes of the second season. The series was led by Choi Min-sik, Son Suk-ku, and Lee Dong-hwi and followed the rise and difficulties of a casino operator working in the Philippines.
Appearance in XO, Kitty
Jung appeared as a receptionist in the first season of Netflix’s XO, Kitty. She was credited in the episode titled “TGIF,” which was released as part of the series in 2023.
Although the role was brief, it connected her filmography to an internationally distributed English-language Netflix production starring Anna Cathcart.
Killing Romance and The Point Men
Jung continued her film work in 2023. She appeared as a movie-company employee in the comedy Killing Romance and as a Seoul task-force official in the action drama The Point Men.
Both films added to a body of work defined largely by supporting and character roles. Her credits demonstrate consistent participation in productions featuring established South Korean actors and directors.
Exhuma
In 2024, Jung appeared in the supernatural mystery film Exhuma. She played the wife of Park Ji-yong, a character portrayed by Kim Jae-cheol.
The film starred Choi Min-sik, Kim Go-eun, Yoo Hae-jin, and Lee Do-hyun. Jung’s involvement in the widely distributed production increased her recognition among viewers of contemporary Korean cinema.
Her other film credits from 2024 include Dead Man. TV Guide also lists her among the cast credits for Citizen of a Kind and 12.12: The Day.
Lee Seo-yeon in The Trunk
Jung took on one of her most substantial television characters in the 2024 Netflix mystery melodrama The Trunk. She played Lee Seo-yeon, the former wife of music producer Han Jeong-won, portrayed by Gong Yoo.
Seo-yeon plays an important part in arranging the temporary marriage between Jeong-won and Noh In-ji, portrayed by Seo Hyun-jin. The character’s decisions and relationship with her former husband contribute directly to the series’ central conflict.
The role gave Jung more narrative prominence than many of her earlier supporting appearances. It also introduced her work to a wider international streaming audience.
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Major Achievements and Recognition
Jung Yun-ha’s professional record is distinguished by steady work across film, broadcast television, and streaming platforms. Her credits range from smaller supporting parts to significant recurring and secondary characters.
Her most notable career highlights include playing Mi-ja in Big Bet, appearing in the commercially successful film Exhuma, and portraying Lee Seo-yeon in The Trunk. The latter represented a particularly visible role within a Netflix series led by Seo Hyun-jin and Gong Yoo.
She has also worked in productions distributed by Netflix and Disney+, including XO, Kitty, Money Heist: Korea – Joint Economic Area, Big Bet, and The Trunk. These projects have made her performances accessible to audiences beyond South Korea.
No major individual acting awards or nominations were identified in the public career records reviewed for this biography. Her recognition is therefore more accurately associated with her growing filmography and participation in prominent productions than with documented award wins.
Frequently Asked Questions
How old is Jung Yun-ha?
Jung Yun-ha was born on March 4, 1986. She turned 40 years old on March 4, 2026.
What is Jung Yun-ha known for?
She is known for playing Lee Seo-yeon in The Trunk and Mi-ja in Big Bet. Her other recognizable credits include Exhuma, Mad for Each Other, XO, Kitty, Sinkhole, and Spiritwalker.
Who did Jung Yun-ha play in Big Bet?
Jung Yun-ha played Mi-ja in Big Bet. She appeared in one episode of the first season and two episodes of the second season.
Was Jung Yun-ha in XO, Kitty?
Yes. She played a receptionist in the first-season episode “TGIF” of the Netflix series XO, Kitty.
What movies has Jung Yun-ha appeared in?
Her film credits include The Suspect, Keys to the Heart, The Dude in Me, Metamorphosis, Ashfall, Perhaps Love, Sinkhole, Spiritwalker, Killing Romance, The Point Men, Dead Man, and Exhuma.
Conclusion
Jung Yun-ha is a South Korean actress whose career includes supporting and character roles across cinema, television, and streaming productions. Born on March 4, 1986, she began appearing on screen by at least 2013, when she was credited in The Suspect.
Her filmography includes Korean films such as Ashfall, Sinkhole, Spiritwalker, The Point Men, and Exhuma. On television, she has appeared in Mad for Each Other, Money Heist: Korea – Joint Economic Area, Big Bet, and XO, Kitty.
Her portrayal of Lee Seo-yeon in The Trunk represents one of the most prominent roles of her career. While verified public information about her private background remains limited, her screen credits document a sustained acting career across a broad range of Korean and internationally distributed productions.