Stage Name : U-KNOW | U-Know Yun Ho (유노윤호 or 瑜鹵允浩)
Real Name: Jung Yun Ho (정윤호, 鄭允浩)
Birthdate: February 6, 1986 (1986-02-06) (age 23)
Birthplace: Gwangju (광주)
Position: Bass Baritone, Leader

Secured his spot in TVXQ through a dance competition in which he won first place. Prior to this, he accumulated some musical experience as a rapper and backup dancer for K-pop singer DANA. As a dancer, he accompanied many Korean singers, travelling to China as well. Jung debuted as U-Know Yunho (유노윤호). His chose his stage name as "U-Know" from his Korean name "Yun Ho"; U-Know is pronounced "You know" in English. However, it is meant to mean "Yunho 'Knows You'" in regard to the other members understanding him as their leader. He is the second oldest member and the "leader" in TVXQ. Read more on Last.fm. User-contributed text is available under the Creative Commons By-SA License; additional terms may apply.