"To the world! Hello, I'm Jaehyun" Jung Jaehyun (정 재현), best known by his stage name Jaehyun, is a member of the South Korean boy group NCT. Jaehyun is the Lead Dancer, Lead Vocalist, and Rapper of its sub-units NCT U and NCT 127.
Born as Jung Jae Hyun on February 14th 1997. Aside from singing and dancing, Jaehyun can also play the Piano. Moreoever, Jaehyun used to be the
DJ for the NCT Night Night radio show along with Johnny.