| Liu Yuan | |
| Fullname: | 劉 淵 |
| Weight Class: | Bantamweight |
| Birth Date: | 11 March 1979 |
| Birth Place: | Guizhou |
| Weight: | 54kg (119lb) |
Liu Yuan (born March 11, 1979) is a male amateur boxer from PR China. He qualified to compete at the 2004 Summer Olympics in the bantamweight division ( - 54 kg) where he lost in the first round to Cuba's eventual gold medalist Guillermo Rigondeaux. Liu qualified for the 2004 Athens Games as a bantamweight by ending up in second place at the 1st AIBA Asian 2004 Olympic Qualifying Tournament in Guangzhou, PR China. In the final he lost to Pakistan's Mehrullah Lassi.