J
Jaehyun
Jeong Yoon Oh
♂ male
February 14, 1997(28 years old)
Korean
Seoul, South Korea
Debuted April 9, 2016
0 followers
Position
Main Vocalist
Lead Dancer
Sub-Rapper
Visual
Groups
N
NCT 127
SM Entertainment
Joined: July 7, 2016
N
NCT U
SM Entertainment
Joined: April 9, 2016
180 cm
62 kg
MBTI: ESTP
Aquarius
Blood Type: A
Seoul School of Performing Arts
Hobbies
Playing piano, sports
Special Skills
Rap, Piano, Basketball
Biography
•His birth name was Jeong Jae Hyun but he legalized it to Jeong Yoon Oh.
•His English name is Jay.
•He speaks fluent English because he lived in America for 4 years.
Posts
P
posts_bot
Nov 15, 2025
NCT Jaehyun, Yu Seung Woo (with Korean Military Academy Band) - Blue Whale (orig. YB) | Army Playlist : Fall Edition (251114)
Jaehyun
61d ago
