UNCHILDLeaderMain Rapper
Heekie
히키Byun Seo-young (변서영)
Heekie is UNCHILD's leader and main rapper, with training experience at YG Entertainment and Source Music before High Up.
- Age
- 19
- Mar 17, 2007
- Height
- —
- MBTI
- ENFJ
- self-reported
- Debut
- 2026
- with UNCHILD
At a glance
Profile
- Stage name
- Heekie (히키)
- Birth name
- Byun Seo-young (변서영)
- Position
- Leader, Main Rapper
- Birthday
- March 17, 2007 (age 19)
- Zodiac sign
- Pisces
- Chinese zodiac
- Pig
- MBTI
- ENFJ
- Nationality
- South Korean
- Birthplace
- South Korea
- Representative colour
- Blue
- Representative emoji
- ♠️
- Nicknames
- HeekieHeekie, Byunsyung, Teacher Byun
6 facts
About Heekie
Byun Seo-young performs as Heekie, the South Korean leader and main rapper of UNCHILD. She trained at YG Entertainment and Source Music before joining High Up. A health-related break from activities was announced on June 12, 2026; she remains part of the group.
- 01
Previously trained at YG Entertainment and Source Music.
- 02
Studied at Def Dance School before debut.
- 03
Knew Evon from their dance-school days before they trained together at High Up.
- 04
Was accepted as a High Up trainee in April 2023.
- 05
Enjoys fashion, drawing zentangles and making music.
- 06
Names BLACKPINK's Jennie and Rihanna among her influences.
5 other members
