Oh Haewon

Oh Hae-won Profile

NMIXX Haewon Photo.

Who is Haewon NMIXX ?

Haewon (Korean: 오해원), born on February 25, 2003, is a South Korean singer and the leader of the girl group NMIXX, under JYP Entertainment. Known for her outstanding vocal skills and calm, charismatic leadership, she debuted with NMIXX in February 2022 and has quickly become a fan favorite among K-pop enthusiasts worldwide.

NMIXX Haewon Biodata

Detailed biodata of Haewon from NMIXX, including birthdate, MBTI, education, hobbies, and more.

Haewon (NMIXX) – Complete Biography

Explore the complete biography of Haewon, the talented leader and main vocalist of NMIXX.

Early Life

Oh Hae-won (오해원), known professionally as Haewon, was born on February 25, 2003, in Incheon, South Korea. From a young age, Haewon displayed a natural affinity for music and performance, often singing around the house and participating in school music activities. Her calm demeanor, strong work ethic, and love for vocal music would become defining traits throughout her career.

Haewon attended Incheon Nonhyeon High School before transferring to Doonchon High School to better accommodate her training schedule. She was academically capable and known for her diligence, but her true passion lay in music.

Becoming a Trainee

In 2017, Haewon successfully passed JYP Entertainment’s three-day audition program, earning a spot as a trainee. She was just 14 years old at the time. Throughout her four years of training, Haewon continuously honed her skills in vocal performance, stage presence, and leadership. Her voice—clear, emotive, and technically precise—drew early praise from staff and fellow trainees alike.

As a trainee, she participated in numerous internal showcases and evaluations, proving her worth among many rising talents. She was known not only for her vocal stability but also for her strong sense of responsibility and composure under pressure, qualities that would later lead to her selection as the group’s leader.

Debut with NMIXX

Haewon officially debuted as the leader and main vocalist of NMIXX on February 22, 2022, with the release of their single album Ad Mare. The group, under JYP Entertainment, was positioned as the company’s next powerhouse girl group following TWICE and ITZY. Haewon quickly stood out for her stable live vocals and ability to lead the group both on and off stage.

During NMIXX’s early activities, Haewon was often praised for her ability to maintain team cohesion and her clear, resonant vocal tone that gave depth to the group’s harmonies. She performed in multiple promotional events, music shows, and global appearances, gaining recognition both domestically and internationally.

Career Highlights

Aside from her performances with NMIXX, Haewon began to gain solo attention through variety shows and media appearances. In early 2023, she served as a guest MC for KBS Music Bank, impressing audiences with her articulate speech and composed demeanor. She also made appearances on programs like Workdol, where she was praised for her leadership and kindness, including a generous ₩10 million donation to a children’s leukemia foundation on behalf of her team.

Despite experiencing a minor back injury in 2024, Haewon continued to fulfill her stage responsibilities, performing seated during the Japan Show! Music Core to avoid worsening the condition—earning further admiration from fans for her professionalism and dedication.

Personality and Public Image

Haewon is known among fans for her thoughtful, sometimes quiet personality that contrasts with her surprisingly humorous side. She is described as calm, witty, and “cool-headed,” often referred to as a “joke bear” by fans due to her dry humor and sudden bursts of sass. Despite her young age, she has shown remarkable maturity, making her a natural leader within the group.

Visually, Haewon has been likened to TWICE’s Mina for her elegant aura. She is often featured in fashion editorials and fan discussions for her classy style and poised stage presence.

Legacy and Future

Though still early in her career, Haewon is quickly establishing herself as one of the most respected leaders of the 4th generation of K-pop. Her steady vocal performance, leadership qualities, and multi-dimensional charm continue to win the hearts of fans globally.

As NMIXX grows and evolves, Haewon’s role will undoubtedly remain central to the group’s success. With her unwavering dedication and rapidly expanding fanbase, she is poised for a long and impactful career in the K-pop industry.

Fun & Interesting Facts About Haewon (NMIXX)

List of fun and interesting facts about Haewon, the leader and main vocalist of K-pop girl group NMIXX.

• Full name: Her real name is Oh Hae-won (오해원).
• Birthday: She was born on February 25, 2003, in Incheon, South Korea.
• Position in NMIXX: Haewon is the group’s leader and one of the main vocalists.
• Training period: She trained for over 4 years at JYP Entertainment before debuting.
• Language skills: She can speak Korean, English, and some Spanish.
• MBTI: Originally ESTP, now ISTP-T.
• Personality: Calm and mature on the outside, but secretly hilarious and witty according to fans.
• Charity: Donated ₩10 million with her team on the show Workdol to support children with leukemia.
• Injury: She performed while seated during the Japan Show! Music Core in 2024 due to a minor back injury.
• Education: She studied at Incheon Nonhyeon High School and later transferred to Doonchon High School.
• Audition process: She joined JYP through a 3-day audition program in 2017.
• Known for: Her clear and stable live vocals during performances.
• Nickname: Fans call her a “joke bear” for her unexpectedly dry sense of humor.
• Visuals: Often praised for her elegant appearance, with fans comparing her to TWICE’s Mina.
• Fashion style: Chic, classy, and minimalist — often wears blazers and simple accessories.
• MC activities: She served as a special MC for KBS’s Music Bank in 2023.
• Hobbies: Includes singing, listening to music, watching dramas and reading webtoons.
• Special trait: Despite her calm image, she’s very expressive and emotional when performing.
• Favorite color: Fans speculate her favorite colors include pastel pink and lavender based on outfit choices.
• Role model: She has mentioned admiration for artists with emotional depth in their performances.

Haewon (NMIXX) – Official Social Media Accounts

Find all official social media accounts related to Haewon from NMIXX, including Instagram, YouTube, TikTok, and more.