Birth Name: Kim Sihyeon (김시현)
Position: Leader, Lead Vocalist, Visual, Face Of The Group
Birthday: August 5, 1999
Zodiac Sign: Leo
Chinese Zodiac Sign: Rabbit
Height: 168 cm (5’6″) / Approx. Real Height: 170 cm (5’7”)
Weight: 50 kg (112 lbs)
Blood Type: B
Nationality: Korean