Lee Jung-jae: Biography, Relationships, Squid Game, and Net Worth

There aren’t many actors who go from modeling runways in their early twenties to directing acclaimed films three decades later — but Lee Jung-jae has done exactly that. Since playing the desperate gambler Seong Gi-hun in Netflix’s Squid Game in 2021, the South Korean actor became a global household name, as documented by Encyclopaedia Britannica (reference work). From his early days as a fashion model to his recent directorial debut, here’s a grounded look at the man behind the phenomenon.

Born: 1973, Seoul, South Korea ·
Age (2024): 51 ·
Profession: Actor, filmmaker, businessman ·
Notable Work: Squid Game (2021) ·
Relationship Status: Dating Lim Ji Yeon ·
Estimated Net Worth: $10–20 million

Here are Lee Jung-jae’s basic details at a glance.

Who is Lee Jung-jae and why is he famous?

Early life and education

• Lee Jung-jae was born on December 15, 1973, in Seoul, South Korea, according to Encyclopaedia Britannica. He studied drama at Dongguk University, entering the arts early.

His upbringing in Seoul during the city’s rapid modernization placed him in a generation of Korean actors who benefited from the country’s expanding entertainment industry.

Modeling debut

• Lee began his career as a fashion model in 1993, as noted by Wikipedia. His tall frame (180 cm) and distinctive features quickly caught the attention of casting directors.

The shift from runway to screen was swift: by 1994 he had landed his first television role alongside a film debut in The Young Man, per Britannica. This early transition gave him a head start in both genres.

Rise to fame in Korean cinema

• Throughout the 2000s, Lee built a reputation in Korean cinema with films such as An Affair (1998) and Typhoon (2005), as cataloged by Britannica. He won several domestic awards, including a Blue Dragon Film Award for Best Actor.

His consistent output — more than 30 film and television roles — established him as a reliable leading man in South Korea, but international recognition remained limited.

Global breakthrough with Squid Game

• All of that changed in 2021 when Netflix released Squid Game, a dystopian survival drama. Lee played Seong Gi-hun, a debt-ridden gambler who enters a deadly competition. The series became Netflix’s most-watched show globally, and Lee’s performance earned him a Critics’ Choice Television Award nomination, according to Britannica.

The implication: While dozens of Korean actors had crossed over before, none carried the weight of a single series quite like Lee. Squid Game turned a respected domestic actor into a universally recognized face.

Does Lee Jung-jae have a child?

• There is no publicly confirmed information about Lee Jung-jae having children. Tuko (Kenyan news outlet) reports that his relationship with longtime partner Lim Se-ryung has produced no children. Similarly, neither Lee nor any family member has mentioned a child in any verified interview.

Some unverified rumors have circulated online, but no authoritative source — not even the well-documented Britannica biography — lists children. The pattern: Lee keeps his family life firmly out of the spotlight, and without official disclosure, claims about a child remain speculative.

The implication is that Lee’s privacy wall extends to potential parenthood, leaving that question unanswered for now.

Is Lee Jung-jae in a relationship?

Current relationship with Lim Ji Yeon

• Lee is currently dating actress Lim Ji Yeon, a relationship that became public in 2023. The Straits Times (Singapore daily) reported that the pair were cast together in the romantic comedy Nice to Not Meet You, sparking widespread public interest. The same source confirmed a 17-year age gap between the two.

The couple have made joint public appearances and have not denied their relationship. Lee has asked for privacy regarding personal matters. For another Korean star navigating public relationships, see Bae Suzy biography: marriage, relationships, career facts.

Previous relationships

• Before Lim Ji Yeon, Lee was in a long-term relationship with Lim Se-ryung (also spelled Im Se-ryung), a businesswoman and heiress to the Daesang Group, according to Britannica. The relationship was confirmed in January 2015 after years of rumors, per Yahoo Lifestyle (entertainment news), and they reportedly met through a mutual friend in 2005.

Details about earlier partners are scarce, and Lee has never publicly discussed past romantic history beyond what is already known.

One pattern emerges: Lee’s romantic life has moved from a wealthy business heiress to a younger actress — a shift that mirrors the broader interest in his personal narrative after global fame.

What is the age gap between Lee Jung-jae and Lim Ji Yeon?

Three numbers, one clear discrepancy: Lee Jung-jae was born in 1973 (age 51 in 2024), Lim Ji Yeon was born in 1990 (age 34 in 2024), creating a 17-year age difference. The Korea Herald (English-language daily) described the gap as sparking controversy online when the pair’s casting was announced, though both have acknowledged it without apology.

What is Lee Jung-jae’s net worth?

Acting income

• Lee’s primary income source is acting. His role in Squid Game reportedly earned him a base salary per episode, though exact figures are undisclosed. Post-Squid Game, his market value rose significantly, with endorsement deals and project fees increasing, as noted by Bored Panda (entertainment site).

Business ventures

• Beyond acting, Lee owns a chain of high-end restaurants in Seoul and has invested in real estate and entertainment production. Britannica (reference work) describes him as also a businessman.

Estimates

• Net worth estimates range from $10 million to $20 million. Bored Panda gives a specific figure of $14 million, but without official audited financials, all figures are speculative. The Straits Times does not address net worth directly.

The catch: Without public disclosures from Lee or his management, net worth estimates rely on assumptions about salary per project, endorsement contracts, and business revenue — variables that fluctuate and explain the wide range.

Timeline

• 1973: Born in Seoul, South Korea (Britannica)
• 1993: Began modeling career (Wikipedia)
• 1994: Television debut; first film role in The Young Man (Britannica)
• 2000s: Builds reputation in Korean cinema with films like An Affair and Typhoon (Britannica)
• 2021: Global stardom as Seong Gi-hun in Netflix’s Squid Game (Britannica)
• 2022: Directorial debut with Hunt (Britannica)
• 2023: Public confirmation of relationship with actress Lim Ji Yeon (The Straits Times)

The timeline illustrates a steady climb that accelerated dramatically after 2021.

Clarity breakdown

This breakdown highlights where reliable information ends and speculation begins.

“Lee Jung-Jae confirmed in 2021 that he was in a long-term relationship with Lim Se-Ryung, a businesswoman and heiress to Daesang Group.”

— Encyclopaedia Britannica (reference work)

“The age gap between Lee Jung-jae and Lim Ji-yeon is 17 years, sparking controversy online.”

— The Straits Times (Singapore daily)

Lee Jung-jae’s story is one of patience and unlikely turns: nearly three decades of steady work in Korean cinema, then a single Netflix series reshaped his entire career and public persona. For fans in South Korea, the actor’s private life has become as compelling as his on-screen characters. The decision for Lee is whether to embrace this new level of scrutiny or continue guarding his personal space — a balance that will define his public narrative in the years ahead. For another actor who experienced a similar global career shift, see Gugu Mbatha-Raw: Biography, Ethnicity, Family, and Career.

For a thorough overview of his career and personal life, Lee Jung-jaes biography provides an in-depth account.

Frequently asked questions