Jaehyun (NCT) Profile: Jaehyun Facts; Jaehyun’s Ideal Type Jaehyun is a member of the South Korean boy group NCT under SM Entertainment. Stage Name: Jaehyun (재현) Birth Name: Jeong Jae Hyun, but he legalized to Jeong Yoon Oh (정윤오) Birthday: February 14, 1997 Zodiac Sign: Aquarius Chinese Zodiac Sign: Ox Height: 180 cm (5’11″) Weight: 63 … Continue reading Jaehyun (NCT) Profile and Facts; Jaehyun’s Ideal Type