title: Yoo Chang-hyuk
text: # Yoo Chang-hyuk
  
  Yoo Changhyuk (born April 25, 1966) is a professional Go player in South Korea.
  
  ## Biography
  
  Yoo Changhyuk was one of Korea's best Go players. Growing up without a teacher, Yoo became a professional in 1984 and was promoted to 9 dan in 1996. He has won many international tournaments for Korea.
  
  ## Titles & runners-up
  
  | Title | Years Held |
  | - | - |
  | Current | 9 |
  | Wangwi | 1991–1994 |
  | Kisung | 1991 |
  | KBS Baduk Wang | 1995 |
  | Chunwon | 1996 |
  | Maxim Cup | 2001, 2002 |
  | Defunct | 9 |
  | LG Refined Oil Cup | 1996 |
  | Taewang | 1984, 1988 |
  | Daewang | 1988 |
  | Baccus Cup | 1993 |
  | Paedal Cup | 1998, 1999 |
  | KT Cup | 2003 |
  | Paewang | 2003 |
  | International | 6 |
  | LG Cup | 2002 |
  | Samsung Cup | 2000 |
  | Fujitsu Cup | 1993, 1999 |
  | Chunlan Cup | 2001 |
  | Ing Cup | 1996 |
  | Title | Years Lost |
  | Current | 9 |
  | Wangwi | 1995, 1999 |
  | Kisung | 1990, 1992, 2001 |
  | KBS Baduk Wang | 1992 |
  | BC Card Cup | 1993 |
  | Maxim Cup | 2000, 2004 |
  | Defunct | 12 |
  | LG Refined Oil Cup | 1999 |
  | Myungin | 1993, 2001 |
  | Baedalwang | 2000 |
  | Gukgi | 1995 |
  | Paewang | 1994, 1997 |
  | Daewang | 1989, 1991 |
  | Paedal Cup | 2000 |
  | KTF Cup | 2002 |
  | Kiwang | 1994 |
  | Continental | 1 |
  | Asian TV Cup | 1996 |
  | International | 7 |
  | LG Cup | 1997, 1998, 2000 |
  | Samsung Cup | 1996 |
  | Fujitsu Cup | 1994, 2002 |
  | Tong Yang Cup | 1998 |
  