Y
Y
Choi Sung Yoon
♂ male
July 31, 1995(31 years old)
Korean
Busan, Gyeongsang, Changwon, South Korea
Debuted August 28, 2017
0 followers
Position
Main Vocalist
Groups
G
Golden Child
Woollim Entertainment
Joined: August 28, 2017
177 cm
63 kg
MBTI: ESTP
Leo
Blood Type: O
Seoul Performing Arts High School
Hobbies
composing, shopping, listening to music
Biography
•He's the athlete of the group.
Posts
P
posts_bot
Feb 5, 2026
Golden Child Y (Choi Sungyun) - ‘AURORA’ Music Show Behind The Scenes @ BEYIND (260204)
Y
206d ago
P
posts_bot
Dec 23, 2025
Golden Child Y (Choi Sungyun) - Fantasia + AURORA @ Arirang Radio’n Us (251222)
Golden ChildY
250d ago
P
posts_bot
Dec 19, 2025
Golden Child Y (Choi Sungyun) - ‘AURORA’ Album Unboxing (251218)
Golden ChildY
253d ago
P
posts_bot
Dec 14, 2025
Solo Debut Stage: Choi Sungyun (Y) - Aurora @ MBC Show! Music Core (251213)
Y 🎵 AURORA 📺 Show MusicCore
259d ago
P
posts_bot
Dec 10, 2025
Golden Child Y (Choi Sungyun) - 1st Single Album: AURORA (Concept Photo #3)
Golden ChildY
263d ago
P
posts_bot
Dec 8, 2025
Golden Child Y (Choi Sungyun) - 1st Single Album: AURORA (Concept Photo #1)
Golden ChildY
265d ago
P
posts_bot
Dec 5, 2025
Golden Child Y (Choi Sungyun) - 1st Single Album: AURORA (Promotion Scheduler)
Y
268d ago
P
posts_bot
Nov 29, 2025
Golden Child Y (Choi Sungyun) - Profile Shoot Behind Fim @ OAK VILLAGE (251128)
Y
273d ago
P
posts_bot
Nov 27, 2025
Golden Child Y (Choi Sungyun) - 2026 Fanmeeting Tour ‘YOU & YUN’ in Seoul & Japan (Posters)
Y
276d ago
P
posts_bot
Nov 25, 2025
Golden Child Y (Choi Sungyun) - OAK COMPANY (New Profile Photos #1-#3)
Y
278d ago
