Jung Yoon-oh (Hangul: 정윤오) (born Jung Jae-hyun; Hangul: 정재현) referred to as Jaehyun (Hangul: 재현) is a South Korean singer, songwriter, actor and rapper born in Seoul on February 14, 1997. He is one of the vocalists of NCT U and one of the lead vocalist and rappers of NCT 127.
Hobbies: Playing the Piano, Playing Sports, Watching movies, Listening to music, Watching Videos, Reading Fashion Magazine
Shindong Elementary School (Graduated)
Shindong Middle School (Graduated)
Apgujeong High School (Transfered)
School of Performing Arts Seoul (SOPA) (Broadcasting Arts) (Graduated)
Favorite Drinks: Caffè Americano
Favorite Accessory: Bracelets
Favorite Season: Spring
Favorite Weather: Snowy
Favorite Aroma: Lavender
Favorite Book: Courage to be Disliked
Favorite Book Genre: Fantasy
Favorite Author: Agatha Christie
Favorite Musician: IU
Favorite Music Genre: Hip-Hop
Favorite Actor: Leonardo DiCaprio
Favorite Movie: Beauty and the Beast
Favorite Movie Genre: Thriller
Favorite Variety Show: The Return of Superman
Favorite Avenger: Captain America
Favorite Sport: Basketball
Favorite Color: White
Favorite Flower: Rose
Favorite Holiday: Christmas
Ideal type: Women with straight and long hair.
His favorite foods are meat, spicy pork, peach, and green tea ice cream.
He speaks fluent English because he lived in America for 4 years.
His nickname is “Casper”. It was given to him because of how white his face is and how he looks like a cartoon character.
He is very straight-edge.
He is very good at studying.
He has a mole behind his right upper arm.
When he falls asleep, he always sleep sideways and never facing up.
He lived in America for about 4 years.
Mark says that Jaehyun is good at taking care of the younger members.
He was cast into SM Entertainment when he was in the 8th grade.
He hates raisins.
He dislikes Trot music.
He sleeps while hugging a pillow.
Jaehyun loves musical movies.
When he was younger, he would have a talkative personality at home, but at school, he was very shy.
He spent a lot of time alone at school when he was younger.
He loves Pokemon. His favorite Pokemon is Charmander.
When he was younger, he dreamed of becoming an architect.
He likes pikachu.
He wants to travel around the world.
He loves thriller & horror movies.
He hates being late or tardy.
He is the member who has the best alcohol tolerance, up to 3 bottles of Soju.
He sets the highest bowling score in '2019 Idol Star Athletics Championship (ISAC)' in just 3 weeks of practicing. He also impressed viewers by having 6 consecutive strikes and ultimately having the highest score with 243.
His bowling segment recorded the highest viewer rating on the first day of '2019 Idol Star Athletics Championship (ISAC), which hit up to 7.2%.