- Born
- Birth nameJeong Yun-o
- Nicknames
- Jeffrey
- Jay
- WooJae
- Height5′ 11″ (1.80 m)
- Jeong Yoon-oh, born Jeong Jae-hyun (February 14, 1997), better known by his stage name Jaehyun, is a South Korean singer, rapper and actor. He is best known as a member of the South Korean boy group NCT and its sub-units NCT U and NCT 127. Jaehyun made his debut in April 2016 as a member of rotational unit NCT U, became a member of Seoul-based fixed unit NCT 127 in July 2016. He has been a host of Inkigayo since October 2019.
- IMDb mini biography by: Wikipedia
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