Kim Sejeong is a South Korean singer, actress, and television personality who has captured the hearts of fans both in Korea and around the world. Known for her bright smile, warm personality, and outstanding talent in music and acting, many people are curious about different aspects of her life, including her age. In this topic, we’ll dive deep into how old Kim Sejeong is, along with a closer look at her background, career journey, and the milestones she has achieved along the way. Whether you’re a long-time fan or just getting to know her, this guide provides a detailed and clear overview of her age and life story.
How Old Is Kim Sejeong?
As of 2025, Kim Sejeong is 29 years old. She was born on August 28, 1996, in Gimje, North Jeolla Province, South Korea. Her birthday is celebrated every year by fans around the globe, and it’s always a special event in the K-pop and K-drama communities. Her youthful appearance and energy might make her seem younger than she actually is, but her accomplishments reflect the maturity and dedication she has shown throughout her career.
Her Early Life and Background
Kim Sejeong was raised by her mother and older brother after her parents divorced. From a young age, she showed a strong interest in music and performance, often participating in school talent shows and singing contests. Her passion led her to pursue a career in entertainment, and her talent quickly stood out. She later enrolled at Hanyang Women’s University to study practical music, further developing her artistic skills.
Debut and Rise to Fame
Kim Sejeong first gained public attention through the popular survival showProduce 101in 2016. She placed second in the final rankings, earning her a spot in the temporary girl group I.O.I. The group achieved massive success during its short promotion period, and Sejeong’s charming personality helped her gain individual popularity.
Following the disbandment of I.O.I, Sejeong debuted again with the group Gugudan under Jellyfish Entertainment. Though Gugudan eventually disbanded, her career didn’t slow down. She began releasing solo music and taking on acting roles, showing her versatility as an artist.
Kim Sejeong’s Career as an Actress
While many fans first knew Kim Sejeong as a singer, her acting career has proven to be equally impressive. She made her acting debut in 2017 with a role in the dramaSchool 2017, where she played the lead character Ra Eun-ho. Her performance was praised for its authenticity and emotional depth, surprising critics who didn’t expect such a strong performance from a singer-turned-actress.
Since then, Sejeong has appeared in several dramas, including:
- The Uncanny Counter(20202021)
- Business Proposal(2022)
- The Uncanny Counter 2(2023)
Her role inBusiness Proposalsignificantly boosted her international fan base. Many viewers praised her for her comedic timing, charm, and natural on-screen chemistry with her co-stars.
Achievements and Recognition
Despite being in her twenties, Kim Sejeong has achieved milestones that many artists can only dream of. Her unique combination of talents has allowed her to earn both commercial success and critical acclaim. She has received numerous awards, including:
- Best New Actress at the KBS Drama Awards
- Popularity Award at the Asia Artist Awards
- Top Excellence Award for her role inThe Uncanny Counter
These accolades not only reflect her talent but also the hard work she has put into every project she undertakes. It’s clear that her age has never limited her ability to compete with more experienced artists in the industry.
Her Personality and Public Image
Kim Sejeong is known for her kind-hearted and humble nature. She often interacts with her fans through social media and fan meetings, creating a strong connection with them. Despite her success, she remains grounded and appreciative of the support she receives. She’s often seen as a role model for younger idols and aspiring performers.
Her bright and positive image is part of what makes her so beloved. In interviews, she frequently talks about mental health, self-confidence, and the importance of following one’s passion messages that resonate with fans of all ages.
Current Projects and Future Plans
Now at 29 years old, Kim Sejeong continues to stay busy with music, acting, and various variety shows. Her solo albums have been well-received, showcasing her songwriting skills and emotional depth. She has also appeared as a guest or host on numerous variety shows, includingMaster in the HouseandBusted!, displaying her quick wit and fun personality.
Fans are eagerly anticipating her next steps, whether that’s a new drama, a music release, or even a return to the stage as a musical actress. She has expressed interest in exploring new genres and roles, which means there’s still much more to expect from her in the coming years.
Celebrating Kim Sejeong’s Age and Legacy
Knowing that Kim Sejeong is 29 years old as of 2025 helps us appreciate how much she has accomplished at such a young age. From her early debut days with I.O.I to her successful solo career and respected acting roles, she has grown into one of South Korea’s most admired entertainers.
Her journey serves as an inspiration for fans around the world. Age is just a number, and in Sejeong’s case, it’s a reminder of how much can be achieved with talent, dedication, and a positive attitude. As she enters her 30s, fans look forward to seeing how she continues to evolve and shine in both music and acting. One thing is clear: Kim Sejeong’s age is only a small part of her story, and the best may still be yet to come.