Jiwoo (Hearts2Hearts) Choi Ji-woo

Who is Jiwoo from Hearts2Hearts?

Jiwoo is a South Korean singer under SM Entertainment who serves as the leader of the girl group Hearts2Hearts. Born Choi Ji-woo (최지우) on September 7, 2006, in Godeok-dong, Gangdong-gu, Seoul, she stands 169 cm tall with blood type A and an ISTJ personality type. Her given name translates to "achieve high and meaningful dreams".

Following her reveal as a Hearts2Hearts member on February 3, 2025, through the group's debut trailer film, Jiwoo debuted with the group on February 24, 2025, with their first single album The Chase. She holds the positions of leader and vocalist within the group. Prior to her debut, Jiwoo trained under SM Entertainment for six years after being scouted in the sixth grade while shopping at a convenience store. At her initial audition, she performed the South Korean national anthem.

Jiwoo brings a background in classical dance to her performance style, having studied ballet for six to seven years starting at age six. She comes from a family consisting of her parents and an older brother born in 2004. Her educational background includes Seoul Myogok Elementary School (transferred), Seoul Daemyung Elementary School, and Hanyoung Middle School, which she left to pursue her training career. She owns a pet dog named Kong and practices Catholicism with the baptismal name Stella.

Jiwoo's role as Hearts2Hearts leader

Leader position and responsibilities

Within Hearts2Hearts, Jiwoo holds multiple official positions including leader, dancer, rapper, vocalist, and visual member. Despite being the second oldest member in the group, she assumed the leadership role based on her tenure at SM Entertainment, as she joined the company earlier than other members. This decision proved practical, particularly since the oldest member Carmen had recently arrived from Indonesia, which raised concerns about potential communication challenges.

Jiwoo's leadership approach centers on empathy and active listening rather than strict authority. The members interact with her comfortably without formality, and she encourages this relaxed dynamic within the group. Her method involves identifying and nurturing each member's individual strengths according to their personality, creating an environment where diverse talents can flourish. She also demonstrates care through practical gestures, notably serving as the group's photographer and selecting flattering images for the members.

Dancer and visual member

As a lead dancer, Jiwoo showcases movement characterized by clarity and precision, attributes developed through her extensive ballet foundation. Her physical proportions, including her height and long limbs, enhance the visibility of her dance execution. The visual member designation reflects her striking appearance and photogenic qualities from multiple angles.

Training period at SM Entertainment

Jiwoo completed a trainee period of 6 years and 8 months before her official debut. During this extended preparation phase, she developed the technical skills and stage presence that SM Entertainment officials recognized even prior to her debut.

Jiwoo's background and personal life

Birth date and age

Born on September 7, 2006, Jiwoo is 19 years old as of 2026. Her zodiac sign is Virgo with the Chinese zodiac sign Dog. Her MBTI personality type is ISTJ, characterized by a reserved demeanor that contrasts with her straightforward leadership qualities.

Family and education

Her family includes an older brother born in 2004. Jiwoo practices Catholicism and holds the baptismal name Stella. She attended Seoul Myogok Elementary School before transferring to Seoul Daemyung Elementary School. Her introduction to ballet occurred at age five or six through her mother's friend, who directed a children's play ballet center.

Hobbies and interests

Beyond professional activities, Jiwoo enjoys watching cartoons and travelling. She carries her diary on every trip. Her interest in perfumes runs deep, with aspirations to visit a perfume workshop alongside her group members. She developed juggling proficiency during a physical education evaluation at school. Her favorite colors include navy and deep green. Strawberry gelato ranks as her preferred snack, while strawberry remains her favorite fruit. She favors kimchi stew among Korean dishes and prefers snowy weather over rainy conditions.

Jiwoo's career and achievements

Following the group's February 2025 debut, Jiwoo participated in extensive promotional activities across multiple media platforms. Hearts2Hearts appeared on television programs including MBC's Show! Music Core where Jiwoo served as a special MC on October 4, 2025, and SBS Inkigayo where she held a special MC position on September 28, 2025. The group's broadcast schedule expanded to variety shows such as Knowing Brother on JTBC in March 2026 and the 2025 Chuseok Special Idol Star Championship.

Radio appearances marked another dimension of her promotional work, with Jiwoo participating in KBS CoolFM's Park Myung-soo's Radio Show on March 6, 2026, alongside the full group, and appearing with fellow member Joo Eun on MBC FM4U's Spoiler King Go Youngbae on March 1, 2026. The group's reality show Chat Hearts2Hearts aired on Mnet from March 26 to April 30, 2025.

Recognition for her debut year came through a nomination at the 2025 Korea Grand Music Awards for Trend of the Year in the Rookie category. Hearts2Hearts released multiple projects throughout their first year, including digital singles "STYLE" on June 18, 2025, pre-release single "Pretty Please" on September 24, 2025, and their first mini album FOCUS on October 20, 2025.

FAQS

What is Jiwoo's personality like?

Jiwoo serves as Hearts2Hearts' mood maker, characterized by her kindness and caring nature. She maintains an affectionate and outgoing demeanor, readily helping others and initiating friendships. Her communication style involves expressing feelings with detailed precision and incorporating playful humor through jokes and cute nicknames for people she cares about. While she typically avoids anger, she firmly opposes rudeness.

How does Jiwoo interact with her bandmates?

Within Hearts2Hearts, Jiwoo maintains close relationships with members including Carmen, Stella, and Ye-on, consistently supporting them during tours and practice sessions. She promotes group harmony by vividly describing shared experiences and assigning endearing nicknames to members. Her interactions with Yuha and A-na reveal her playful approach to daily group dynamics.

Does Jiwoo have any unique habits?

Jiwoo demonstrates a distinctive tendency to narrate her surroundings and emotions with rich, detailed descriptions, making her vlogs and interviews particularly engaging. She creates personalized nicknames for fans and friends, such as calling positive individuals "sunshine". Her playful nature emerges during group challenges, where she blends humor with sincere encouragement.