Senegal competed at the 2011 World Aquatics Championships in Shanghai, China between July 16 and 31, 2011.
Senegal qualified 3 swimmers.[1]
| Athlete | Event | Heats | Semifinals | Final | |||
|---|---|---|---|---|---|---|---|
| Time | Rank | Time | Rank | Time | Rank | ||
| Malick Fall | Men's 50m Breaststroke | 28.33 | 27 | Did not advance | |||
| Men's 100m Breaststroke | 1:02.55 | 48 | Did not advance | ||||
| Alban Laye-Joseph Diop | Men's 50m Backstroke | 29.02 | 32 | Did not advance | |||
| Men's 100m Butterfly | 1:01.60 | 60 | Did not advance | ||||
| Athlete | Event | Heats | Semifinals | Final | |||
|---|---|---|---|---|---|---|---|
| Time | Rank | Time | Rank | Time | Rank | ||
| Mareme Faye | Women's 100m Freestyle | 1:06.37 | 68 | Did not advance | |||
| Women's 50m Backstroke | 33.43 | 53 | Did not advance | ||||