J
Juhyeon
Lee Ju Hyeon
♀ female
April 8, 2004(21 years old)
Korean
Seoul, South Korea
Debuted June 10, 2021
0 followers
Position
Main Dancer
Lead Vocalist
Groups
L
LIGHTSUM
Cube Entertainment
Joined: June 10, 2021
172 cm
48 kg
MBTI: INTJ
Aries
Blood Type: AB
Boseong Girls' Middle School
Hobbies
watching dramas, listening to music, going for walks
Biography
•Her nickname is Robotjju.
•She was a contestant on The Unit.
•She was the youngest contestant on The Unit.
•She auditioned for Dancing High but wasn't selected as a contestant.
•She had a cameo in PENTAGON's music video for ”Young”.
•Her role models are BoA and HyunA.
Posts
P
posts_bot
Jan 27, 2026
LIGHTSUM Sangah, Chowon & Juhyeon - 아름답고도 아프구나 (Beautiful Pain) @ Arirang Radio’n Us (260126)
LIGHTSUMChowonJuhyeonSangah
33d ago
P
posts_bot
Jan 25, 2026
idntt Nuri (with LIGHTSUM Juhyeon) - Pretty Boy Swag (Dance Challenge) (260124)
idnttLIGHTSUMJuhyeon
35d ago
P
posts_bot
Jan 21, 2026
MONSTA X Joohoney (with LIGHTSUM Juhyeon) - STING (feat. Muhammad Ali) (Dance Challenge) (260119)
LIGHTSUMMONSTA XJuhyeonJoohoney
39d ago
P
posts_bot
Jan 16, 2026
LIGHTSUM Sangah, Chowon & Juhyeon - Beautiful Pain (Fanchant Guide)
LIGHTSUMChowonJuhyeonSangah
44d ago
P
posts_bot
Jan 16, 2026
LIGHTSUM Juhyeon (with i-dle Minnie) - Beautiful Pain (BTOB Remake) (Dance Challenge) (260115)
BTOBi-dleLIGHTSUMMinnieJuhyeon
44d ago
P
posts_bot
Jan 12, 2026
LIGHTSUM Sangah, Chowon & Juhyeon - Beautiful Pain (BTOB Remake) (PENTAGON Hui Reaction Teaser)
BTOBLIGHTSUMPENTAGONChowonJuhyeonSangahHui
48d ago
P
posts_bot
Jan 11, 2026
LIGHTSUM Sangah, Chowon & Juhyeon - Beautiful Pain (BTOB Remake) (Ha Sungwoon Reaction Teaser)
BTOBLIGHTSUMChowonJuhyeonSangah
49d ago
P
posts_bot
Dec 31, 2025
LIGHTSUM SANGAH, JUHYEON & CHOWON - Digital Single Coming Soon (Unit Debut Teaser Image)
LIGHTSUMChowonJuhyeonSangah
60d ago
P
posts_bot
Dec 20, 2025
LIGHTSUM Sangah & Juhyeon - WHERE YOU AT (orig. ALLDAY PROJECT Annie & Woochan) (Dance Challenge) (251219)
ALLDAY PROJECTLIGHTSUMAnnieWoochanJuhyeonSangah
71d ago