Updated Feb 16, 2026
Details
Birthday
(Friday)
Nationality
Languages
Korean
Zodiac Sign
♒ Aquarius
Chinese Zodiac
牛 Ox
DROPTHE_ GOSSIP
Jaehyun: South Korean singer, actor and songwriter.
Born (age 29).
Biography
Jeong Yun-o (Korean: 정윤오; born Jeong Jae-hyun (정재현), February 14, 1997), known professionally as Jaehyun, is a South Korean singer. He is a member of the South Korean boy band NCT and its sub-units NCT 127 and NCT DoJaeJung. He made his solo debut on August 26, 2024, with the studio album J. First introduced in December 2013 as a trainee under the pre-debut team SM Rookies, he debuted in April 2016 as a member of the rotational unit NCT U and as a member of Seoul-based fixed unit NCT 127 in July 2016. He later joined the fixed unit NCT DoJaeJung in April 2023.
Frequently Asked Questions
How old is Jaehyun?
Jaehyun is 29 years old, born on .
Where can I find more information about Jaehyun?
You can find more about Jaehyun on TMDB, Wikidata. Their full profile and filmography is available on this page.
