Ethiopia competed at the 2011 World Aquatics Championships in Shanghai, China between July 16 and 31, 2011.
Ethiopia qualified 3 swimmers.[1]
| Athlete | Event | Heats | Semifinals | Final | |||
|---|---|---|---|---|---|---|---|
| Time | Rank | Time | Rank | Time | Rank | ||
| Mulualem Girma | Men's 50m Freestyle | 28.81 | 99 | Did not advance | |||
| Men's 50m Backstroke | 33.85 | 36 | Did not advance | ||||
| Fiseha Hailu | Men's 50m Butterfly | 29.58 | 47 | Did not advance | |||
| Men's 100m Butterfly | DSQ | Did not advance | |||||
| Athlete | Event | Heats | Semifinals | Final | |||
|---|---|---|---|---|---|---|---|
| Time | Rank | Time | Rank | Time | Rank | ||
| Gebremedhin Yanet Seyoum | Women's 50m Freestyle | 33.17 | 73 | Did not advance | |||
| Women's 50m Backstroke | 38.06 | 56 | Did not advance | ||||