The Swimming portion of the 13th FINA World Aquatics Championships was held at the Foro Italico sports complex in Rome, Italy from Sunday 26 July – Sunday 2 August 2009.
The evening session schedule for the 2009 Worlds was:[1] Note: prelims/semifinals/finals were swum in events 200 m and shorter; prelims/finals in events 400 m or longer.
For the 400 m events and the 800 m relays, prelims and finals were held the same day.
Preliminary sessions began at 9:00 a.m.; finals at 6:00 p.m. * Host nation (Italy)Legend:
The following world and championship records were broken during the competition: