Real Name : Choi Jun Hyuk (최준혁)
Stage Name : Junhyuk (준혁)
Nicknames : Choi Giraffe (최기린), Choi Leader (최리더)
Position : Leader, Main Vocalist
Birthdate : April 21, 1992
Birthplace : Ulsan, South Korea
Zodiac Sign : Taurus
Nationality : Korean
Height : 183 cm (6’0″)
Weight : 66 kg (145 lbs)
Blood Type : B
Education : Sehan University
Languages : Korean
Instruments : Piano
Favorite Food : Meat
Siblings : N/A