In People's Republic of China

• Wu River (Yangtze River)
  Wu River (Yangtze River)
  Wu Jiang , known also as Wu River, is the largest southern tributary of the Yangtze River. Nearly its entire length of runs within the mountainous and ethnically diverse region of Guizhou.-Course:...
  
  , the largest Wu River, a tributary of the Yangtze River, flows through Guizhou and Sichuan
• Wu River (Yuan River, north)
  Wu River (Yuan River, north)
  Wu River is a river of China. It is part of the East China Sea basin....
  
   is a tributary and one of the headwaters of the Yuan River flowing through Guizhou and Hunan
• Wu River (Yuan River, south) is also a tributary of the Yuan River in Hunan, joining the Yuan in Hongjiang
  Hongjiang
  Hongjiang , formerly Qianyang County , is a county-level city of Huaihua, Hunan, China.-History:Hongjiang was established in 1997 by merging old Hongjiang and Qianyang. However, the residents of the old Hongjiang resisted this merge...
  
   downstream of the other Wu River.
• Wu River (Guangdong) is a tributary of the Bei River flowing through Guangdong.
• Wu River, an alternate name for the Ou River
  Ou River, China
  The Ou River is a river in the Zhejiang province of eastern China.It was formerly called 慎江, 永嘉江, and 温江.It gives its name to Ouju, a form of Chinese opera from the city of Wenzhou....
  
  (Ou Jiang) in Zhejiang, China