Cai Yun
| Cai Yun | |||||||
|---|---|---|---|---|---|---|---|
| Traditional Chinese | 蔡贇 | ||||||
| Simplified Chinese | 蔡赟 | ||||||
| |||||||
Cai Yun (born 19 January 1980) is a former professional badminton player representing China. He is the 2012 London Olympic gold medallist and a four-time World Champion in men's doubles. He is regarded as one of the greatest men's doubles players of all time.