Real Name: Park Yeeun Gender: Female Nationality: South Korea Hometown: Gyeonggi-do MBTI: ESTP Date of Birth: December 21, 2006 Nicknames: Yen, Yejun Position: Lead Vocalist, Visual, Center Personality: Assertive and active, she tends to value her own pace. Features: Known for appearing on 《I-LAND 2》, her strengths are dancing and stage presence. Trivia: Her hobbies include making bead accessories and gaming; she is known to love horror movies. Since debuting, she has shown a strong presence on stage as the team's center.

Real Name: Byun Seoyoung Gender: Female Nationality: South Korea Hometown: Seoul MBTI: ENFJ Date of Birth: March 17, 2007 Nicknames: Hiki-Hiki, Byun-Syung Position: Leader, Main Rapper Personality: Known for getting along well with others and possessing the leadership to guide the team. Features: As the leader and main rapper of UNCHILD, she is in charge of the team's rap and performance. Trivia: She was known as a hidden trainee before debut and made her first official public appearance with the group's debut.

Real Name: Biàn Tiányǔ Gender: Female Nationality: China Hometown: Beijing MBTI: INFP Date of Birth: March 9, 2008 Nicknames: Cheon-eoni Position: Lead Dancer, Sub-Vocalist Personality: Known for being calm and delicate. Features: A Chinese member whose strengths are dancing and visuals. She has experience appearing on a Chinese audition program. Trivia: She was previously known for participating in 《CHUANG ASIA THAILAND》 under the name Kittie, but promotes as Tina in UNCHILD.

Real Name: Sasaki Ako Gender: Female Nationality: Japan Hometown: Fukuoka MBTI: ISFJ Date of Birth: July 8, 2008 Nicknames: Ako-chan, Eiko Position: Sub-Vocalist Personality: Known for being quiet, considerate, and delicate. Features: A Japanese member who handles vocals for the team. Trivia: She is the only Japanese member of UNCHILD, hailing from Fukuoka. She is noted for helping shape the multinational identity of the team alongside the other members.

Real Name: Lee Jimin Gender: Female Nationality: South Korea Hometown: Seoul MBTI: ISFJ Date of Birth: July 11, 2008 Nicknames: Bonnie Position: Main Vocalist Personality: Known for being calm, warm, and considerate of her teammates. Features: As the main vocalist of UNCHILD, she is responsible for their high-level vocal performance. Trivia: Before debut, she was a hidden trainee known by her real name, Lee Jimin, but adopted the stage name Yvonne for the group's debut.

Real Name: Na Haeun Gender: Female Nationality: South Korea Hometown: Daegu MBTI: ENFP Date of Birth: January 16, 2009 Nicknames: Ha-nui, Awesome Haeun Position: Main Dancer Personality: Bright, active, and full of energy. Features: Famous as a 'dance prodigy' since childhood, her greatest strengths are dancing and performance. Trivia: She gained significant recognition through K-pop cover videos while promoting as 'Awesome Haeun'. After various broadcasts and activities, she debuted as a member of UNCHILD under High Up Entertainment.