The swimming portion of the 2011 FINA World Championships was held July 24–31 at the Shanghai Oriental Sports Center in Shanghai, China. Swimming is one of five aquatic disciplines at the championships.
The women's synchronized 3 metre springboard competition at 2011 World Aquatics Championships was held on July 16 with the preliminary round in the morning and the final in the evening session. These were the first gold medals awarded of the 2011 World Aquatics Championships. The top three teams advanced to the 2012 Summer Olympics.
The men's 1 metre springboard competition of the diving events at the 2011 World Aquatics Championships was held on July 16 and 18 (final).
The men's synchronized 10 metre platform competition of the diving events at the 2011 World Aquatics Championships was held on July 17 with the preliminary round held in the morning and the final in the evening session.
The women's 1 metre springboard competition of the diving events at the 2011 World Aquatics Championships was held on July 17 with the preliminary round and the final on July 19.
The Solo technical routine competition of the Synchronised swimming events at the 2011 World Aquatics Championships was held on July 17 with the preliminary round held in the morning and the final in the evening session.
The Duet technical routine competition of the Synchronised swimming events at the 2011 World Aquatics Championships was held on July 17 with the preliminary round and the final on July 18.
The women's synchronized 10 metre platform competition at 2011 World Aquatics Championships was held on July 18 with the preliminary round in the morning and the final in the evening session.
The Team technical routine competition of the Synchronised swimming events at the 2011 World Aquatics Championships was held on July 18 with the preliminary round held and the final on July 19.
The men's synchronized 3 metre springboard competition of the diving events at the 2011 World Aquatics Championships was held on July 19 with the preliminary round held in the morning and the final in the evening session.
The men's 3 metre springboard competition of the diving events at the 2011 World Aquatics Championships was held on July 21 with the preliminary round and the semifinals and the final on 22 July.
The women's 3 metre springboard competition of the diving events at the 2011 World Aquatics Championships was held on July 22 with the preliminary round and the semifinal and the final on 23 July.
The men's 10 metre platform competition of the diving events at the 2011 World Aquatics Championships was held on July 23 with the preliminary round and the semifinals and the final on 24 July.
The Free routine combination competition of the Synchronised swimming events at the 2011 World Aquatics Championships was held on July 19 with the preliminary round and the final on 21 July.
The Duet free routine competition of the Synchronised swimming events at the 2011 World Aquatics Championships was held on July 19 with the preliminary round and the final on 22 July.
The Team free routine competition of the Synchronised swimming events at the 2011 World Aquatics Championships was held on July 20 with the preliminary round and the final on 23 July.
The Solo free routine competition of the Synchronised swimming events at the 2011 World Aquatics Championships was held on July 20 with the preliminary round held in the morning and the final in the evening session.
The women's 100 metre butterfly competition of the swimming events at the 2011 World Aquatics Championships took place on 24 and 25 July. The heats and semifinals took place on 24 July and the final was held on 25 July.
The women's 100 metre backstroke competition of the swimming events at the 2011 World Aquatics Championships were held on July 25 with the preliminary round and the semifinals and July 26 with the final.
The women's 100 metre breaststroke competition of the swimming events at the 2011 World Aquatics Championships was held on July 25 with the preliminary round and the semifinals and July 26 with the final.
