Jung Yun-ho, better known by the name Yunho or U-Know, is a South Korean singer, songwriter, actor and a member of the pop duo TVXQ. Yunho had been a Trainee with the agency SM Entertainment for two years, before debuting with TVXQ in 2003. Apart from TVXQ, Yunho has released a number of tracks as a Solo Artist.
Stage name정윤호
Stage name (international)U-Know
Name정윤호
Name (international)Jung Yun-ho
Date of birth06.02.1986
