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U-Know Yunho
The Truth of Love - Yunho.jpg
Real Name Jung Yun-ho (정윤호)
Stage Name U-Know Yunho
Personal Information
Date of Birth February 6, 1986
Professional Statistics

Jung Yun-ho (born February 6, 1986), better known by his stage names, U-Know, U-Know Yunho (in South Korea) or simply Yunho (in Japan). He is a Korean singer and occasional actor. He is the leader of the South Korean boy duo TVXQ.


U-Know was born and raised in Gwangju, South Korea. He has a younger sister, Jung Ji-hye. At the age of thirteen he joined SM Entertainment, after winning a dance competition. Before debuting in 2003, U-Know appeared in label-mate Dana's music video for her song "Diamond" as a backup dancer and rapper. He has said he chose his stage name to be U-Know because as the leader of the group, he wants to understand everybody as in "I know you."

For The 2nd Asia Tour Concert 'O', U-know performed his self-composed song Spokesman. He and band-mate Micky are also featured rappers in "Heartquake" from Super Junior's Third Album, Sorry, Sorry . For the Tohoshinki 4th Live Tour 2009: The Secret Code in Tokyo Dome, U-know performed his self-composed song Checkmate in Japanese.

U-Know has appeared on two televised shows with TVXQ, Banjun Theater and Vacation. In 2006, U-know made an appearance guest in Rainbow Romance. In July of 2009, Jung was cast in the MBC miniseries "Heading to the Ground" (Hangul: 맨땅에 헤딩).


Korean Discography

Digital Singles

  • [2017.09.25] DROP


  • 2007: "Spokes Man" [TVXQ - "O" Live Album]
  • 2009: "Checkmate" (체크메이트) [TVXQ - Mirotic Live Album]
  • 2011: "Honey Funny Bunny" [TVXQ - Keep Your Head Down ]
  • 2014: "November With Love" (11월... 그리고) [TVXQ - Spellbound]
  • 2015: "Champagne" (샴페인) [TVXQ - RISE AS GOD ]
  • 2015: "Komplikated" [TVXQ - RISE AS GOD ]

Japanese Discography

Mini Albums

  • [2015.07.08] U KNOW Y


  • 2008: "Crazy Life" [TVXQ - "Close to you / Crazy Life"]