Iran at the 2011 World Aquatics Championships
# Iran at the 2011 World Aquatics Championships

Iran competed at the 2011 World Aquatics Championships in Shanghai, China between July 16 and 31, 2011.

## Swimming

Iran qualified 3 swimmers.

### Men

| Athlete | Event | Heats | Heats | Semifinals | Semifinals | Final | Final |
| - | - | - | - | - | - | - | - |
| Athlete | Event | Time | Rank | Time | Rank | Time | Rank |
| Mohammad Bidarian | Men's 50m Freestyle | 24.33 | 51 | did not advance | did not advance | did not advance | did not advance |
| Mohammad Bidarian | Men's 100m Freestyle | 52.42 | 56 | did not advance | did not advance | did not advance | did not advance |
| Mohammad Alirezaei | Men's 50m Breaststroke | 28.18 | 22 | did not advance | did not advance | did not advance | did not advance |
| Mohammad Alirezaei | Men's 100m Breaststroke | DNS | DNS | did not advance | did not advance | did not advance | did not advance |
| Saeed Ashtiani | Men's 100m Butterfly | 56.83 | 50 | did not advance | did not advance | did not advance | did not advance |
| Saeed Ashtiani | Men's 200m IM | 2:09.81 | 41 | did not advance | did not advance | did not advance | did not advance |
