Kim Se-jeong Dating Rumors 2025: Everything You Need to Know

Kim Se-jeong, the beloved South Korean singer and actress, has always been in the spotlight for her incredible talent, charming personality, and relatable image. But along with fame comes constant curiosity about her personal life—especially her love life. In 2025, fresh dating rumors surrounding Se-jeong have been buzzing online, leaving fans to wonder: is she really dating someone, or is this just another wave of baseless speculation?

Kim Se-jeong’s Biography and Career

Kim Se-jeong (김세정) was born on August 28, 1996, in Gimje, North Jeolla Province, South Korea, and raised in Anyang, Gyeonggi. Known for her bright smile and versatile skills, she has become one of Korea’s most popular celebrities—excelling in both music and acting.

She first captured public attention in 2016 through Produce 101, finishing second and debuting as part of the project girl group I.O.I. Soon after, she also became a member of Gugudan under Jellyfish Entertainment. Beyond her idol career, Se-jeong built a strong solo identity, releasing heartfelt songs like Flower Way, Warning, and Top or Cliff.

In acting, her breakout role came with School 2017. Later projects like The Uncanny Counter, Today’s Webtoon, and especially Business Proposal cemented her as a leading Hallyu star.

Her career continues to thrive, with a highly anticipated 2025 drama Moon River, showing her unstoppable momentum.

Kim Se-jeong Quick Bio Table

Attribute	Details
Full Name	Kim Se-jeong (김세정)
Date of Birth	August 28, 1996
Birthplace	Gimje, North Jeolla, South Korea
Profession	Singer, Actress, Entertainer
Height	164 cm (5’5”)
Debut	2016 (Produce 101, I.O.I)
Notable Dramas	School 2017, The Uncanny Counter, Business Proposal, Today’s Webtoon
Notable Songs	Flower Way, Warning, Top or Cliff
Agency	Jellyfish Entertainment

Why the Dating Rumors Keep Coming Back

Se-jeong’s warm personality, close friendships with co-stars, and genuine fan interactions often fuel speculation. Every time she shares playful behind-the-scenes photos or appears comfortable with a male colleague, dating rumors immediately arise.

In 2025, this cycle repeated, with fans and media outlets quick to jump on any small detail that could hint at romance.

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The 2025 Dating Rumors

1. Linked to Co-Stars Again

As she gears up for her 2025 drama Moon River, fans began speculating about her chemistry with her leading man. Social media was flooded with theories after behind-the-scenes photos showed them laughing and chatting comfortably. However, no official source confirmed any romance, and most agree this is likely just the result of strong professional chemistry.

2. The “Secret Boyfriend” Theory

Some YouTube channels and gossip blogs claimed Se-jeong has been secretly dating someone outside the entertainment industry. Rumors suggest her alleged boyfriend could be a businessman or non-celebrity, but these claims remain unverified. Neither Se-jeong nor her agency have responded to this speculation, which suggests it may not have much truth.

3. Wedding Buzz

In early 2025, dramatic headlines surfaced online claiming that Kim Se-jeong was preparing for marriage. These turned out to be exaggerated clickbait, with no evidence to support the claims. Still, the story went viral, showing just how eager fans are to know about her personal life.

Kim Se-jeong’s On-Screen Chemistry and Relationships with Her Co-Stars

1. Brewing Love (2023) – With Chae Yong-ju

In Brewing Love, Kim Se-jeong took on a refreshing romantic role opposite Chae Yong-ju. Their chemistry was lighthearted and heartwarming, with both actors delivering a natural “rom-com spark” that fans adored.

• On-screen: Their sweet banter and warm energy made the romance believable. The drama’s slice-of-life storytelling allowed their connection to feel organic rather than forced.
• Off-screen: While not linked in dating rumors, behind-the-scenes clips showed them laughing comfortably together, which fans praised as a sign of genuine friendship. Viewers called their pairing “refreshing,” since it introduced Se-jeong with a relatively new face in lead roles.

2. The Uncanny Counter Season 2: Counter Punch (2023) – With Jo Byeong-gyu & Team

Se-jeong reprised her role as Do Ha-na, continuing her strong dynamic with Jo Byeong-gyu and the rest of the Counter team.

• On-screen: Unlike her romantic dramas, this series highlighted her tough yet caring side. Her chemistry with Jo Byeong-gyu leaned more towards sibling-like banter and teamwork rather than romance, which gave their relationship depth.
• Off-screen: The cast often shared playful interactions in press interviews and social media updates, showing a genuine bond. Se-jeong was praised for seamlessly blending into the ensemble and being “the mood-maker” on set.

3. Today’s Webtoon (2022) – With Nam Yoon-su & Choi Daniel

As On Ma-eum, Se-jeong’s role in Today’s Webtoon centered on her passion for art and determination rather than romance. Still, fans noticed sparks with her co-stars Nam Yoon-su and Choi Daniel.

• On-screen:
  • With Nam Yoon-su, the connection had a youthful, supportive undertone, where his character often leaned on her energy.
  • With Choi Daniel, it felt more like a mentor-student bond, though some fans teased about their low-key “office romance” energy.
• Off-screen: Interviews showed Se-jeong’s playful side with Nam Yoon-su and her respectful admiration for Choi Daniel, proving she could balance both comfort and professionalism with very different personalities.

4. Business Proposal (2022) – With Ahn Hyo-seop

This drama skyrocketed Kim Se-jeong’s fame globally. Her chemistry with Ahn Hyo-seop, who played Kang Tae-mu, became one of the most talked-about K-drama pairings of 2022.

• On-screen: As Shin Ha-ri, Se-jeong delivered pitch-perfect rom-com timing, making the romance both hilarious and heart-fluttering. Fans dubbed them one of the best “fake dating to real dating” couples in K-drama history.
• Off-screen: Their close friendship and natural banter during interviews fueled endless dating rumors. Many international fans still “ship” them, even in 2025. However, both stars clarified they were simply good friends and colleagues.

5. The Uncanny Counter (2020) – With Jo Byeong-gyu & Team

This was the drama that first introduced Se-jeong as Do Ha-na, a fierce demon hunter.

• On-screen: Her strong, sometimes cold personality balanced beautifully with Jo Byeong-gyu’s more emotional character. Their partnership was praised for being powerful yet touching, especially in fight sequences.
• Off-screen: Cast interviews often showed how Se-jeong acted like the “little sister” of the team, joking around with the older cast and keeping things lively on set.

Fan Reactions

Fans are split on these dating rumors:

• Supportive Fans: Many say they would be happy if Se-jeong is dating, as long as she’s happy and treated well.
• Protective Fans: Others criticize baseless rumors, pointing out that such gossip can put pressure on her career and privacy.
• Curious Fans: A large portion simply wants clarity, as the lack of confirmation leaves space for endless speculation.

Kim Se-jeong’s Own Stance

Over the years, Se-jeong has been candid about focusing on her career and personal growth rather than rushing into relationships. She has mentioned in interviews that while she values love, she doesn’t want it to interfere with her professional journey.

Until now, she has chosen not to directly address the 2025 rumors, letting her work speak louder than gossip.

Kim Se-jeong’s Ideal Type

Fans are always curious about the kind of partner Se-jeong would like if she were to date. Over the years, she has shared hints about her ideal type in interviews and variety shows.

• Personality First: Se-jeong has mentioned she values a person who is kind, humorous, and easy to talk to. Someone who can make her laugh and feel comfortable is more important to her than looks.
• Supportive & Understanding: As a busy idol and actress, she prefers a partner who can understand her hectic lifestyle and cheer her on, rather than someone who might feel burdened by her fame.
• Down-to-Earth Charm: Se-jeong has said she’s drawn to people who are “simple yet sincere,” not flashy, but who show their care through actions.
• Respect for Personal Growth: She admires those who are ambitious in their own field, but also respects her independence.

While she has never described her ideal type in overly specific terms, her answers suggest she hopes for a relationship that feels natural, supportive, and grounded.

Known Facts

• Kim Se-jeong remains a prominent figure in South Korea’s entertainment industry, active in acting, music, and variety. No agency statement has confirmed she is in a romantic relationship (as of my last verified information).
• No trusted mainstream media outlets with a reputation in K-pop / Korean entertainment have published verifiable proof of a partner for her in 2025.

Conclusion

As of 2025, there is no confirmed evidence that Kim Se-jeong is dating anyone. Most of the rumors circulating online are based on speculation, fan theories, or clickbait headlines. Still, her undeniable chemistry with co-stars—from Chae Yong-ju to Ahn Hyo-seop—keeps fueling conversations about her love life.

For now, what’s certain is that Kim Se-jeong continues to shine in both music and acting, captivating audiences worldwide with her talent and charm.

FAQs About Kim Se-jeong’s Dating Rumors

1. Is Kim Se-jeong dating in 2025?
   No official confirmation has been made. Most claims remain unverified.
2. Has Kim Se-jeong ever confirmed a relationship?
   No, she has never publicly confirmed dating anyone.
3. Why do dating rumors keep following her?
   Her close friendships, playful personality, and strong drama chemistry often fuel speculation.
4. Is she getting married in 2025?
   There is no reliable evidence to support marriage rumors.
5. What is she focusing on right now?
   Her 2025 drama Moon River and her music activities.