Cameroon competed at the 2011 World Aquatics Championships in Shanghai, China between July 16 and 31, 2011.
Cameroon qualified 2 swimmers.[1]
| Athlete | Event | Heats | Semifinals | Final | |||
|---|---|---|---|---|---|---|---|
| Time | Rank | Time | Rank | Time | Rank | ||
| Fdingue Ekane | Men's 50m Freestyle | 27.58 | 85 | Did not advance | |||
| Men's 100m Freestyle | 1:02.65 | 97 | Did not advance | ||||
| Men's 50m Breaststroke | 34.34 | 43 | Did not advance | ||||
| Men's 100m Breaststroke | 1:19.30 | 79 | Did not advance | ||||
| Athlete | Event | Heats | Semifinals | Final | |||
|---|---|---|---|---|---|---|---|
| Time | Rank | Time | Rank | Time | Rank | ||
| Guedia Mouafo | Women's 50m Freestyle | 30.84 | 64 | Did not advance | |||
| Women's 100m Freestyle | 1:09.28 | 71 | Did not advance | ||||
| Women's 50m Backstroke | 39.02 | 57 | Did not advance | ||||
| Women's 50m Breaststroke | 40.15 | 29 | Did not advance | ||||
| Women's 100m Breaststroke | 1:30.56 | 45 | Did not advance | ||||