| Liu Ou | |
| Strokes: | Synchronized swimming |
| Birth Date: | 13 November 1986 |
| Birth Place: | Zhanjiang, Guangdong, China |
| Weight: | 500NaN0 |
| Show-Medals: | no |
Liu Ou (born 13 November 1986) is a Chinese synchronized swimmer.
Liu competed in the women's team event at the 2008 Summer Olympics where she won a bronze medal. She followed up this success in the women's duet and women's team events at the 2012 Summer Olympics where she won a bronze (with Huang Xuechen) and silver medal respectively.
After her retirement in 2013, Liu Ou went to the United States to coach the Santa Clara Aquamaids.[1]