Guyana at the 2011 World Aquatics Championships
# Guyana at the 2011 World Aquatics Championships

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

## Swimming

Guyana qualified 3 swimmers.

### Men

| Athlete | Event | Heats | Heats | Semifinals | Semifinals | Final | Final |
| - | - | - | - | - | - | - | - |
| Athlete | Event | Time | Rank | Time | Rank | Time | Rank |
| Niall Roberts | Men's 50m Freestyle | 24.80 | 62 | did not advance | did not advance | did not advance | did not advance |
| Niall Roberts | Men's 100m Freestyle | 54.99 | 74 | did not advance | did not advance | did not advance | did not advance |

### Women

| Athlete | Event | Heats | Heats | Semifinals | Semifinals | Final | Final |
| - | - | - | - | - | - | - | - |
| Athlete | Event | Time | Rank | Time | Rank | Time | Rank |
| Britany van Lange | Women's 100m Freestyle | 1:01.39 | 55 | did not advance | did not advance | did not advance | did not advance |
| Britany van Lange | Women's 200m Freestyle | 2:16.40 | 46 | did not advance | did not advance | did not advance | did not advance |
| Jessica Stephenson | Women's 100m Breaststroke | 1:16.54 | 40 | did not advance | did not advance | did not advance | did not advance |
| Jessica Stephenson | Women's 200m Breaststroke | 2:46.28 | 36 | did not advance | did not advance | did not advance | did not advance |
