Aquatics
- 2011 FINA Men's Water Polo World League
- 2011 FINA World Junior Swimming Championships
- March 8–13, 2011: 2011 European Diving Championships in Turin, Italy
- July 16–31, 2011: 2011 World Aquatics Championships in Shanghai, China
- December 8–11, 2011: 2011 European Short Course Swimming Championships in Szczecin, Poland
Read more about this topic: 2011 In Sports