Swimming at the 2004 Summer Olympics

The swimming competitions at the 2004 Summer Olympics in Athens took place from 14 to 21 August 2004 at the Athens Olympic Aquatic Centre in Marousi. It featured 32 events (16 male, 16 female), a total of 937 swimmers from 152 nations, and the program's changes instituted in the previous Games, including notably the three-phase format (heats, semifinals, and final) for all short-distance races (200 metres and under).

Swimming at the 2004 Summer Olympics

The swimming competitions at the 2004 Summer Olympics in Athens took place from 14 to 21 August 2004 at the Athens Olympic Aquatic Centre in Marousi. It featured 32 events (16 male, 16 female), a total of 937 swimmers from 152 nations, and the program's changes instituted in the previous Games, including notably the three-phase format (heats, semifinals, and final) for all short-distance races (200 metres and under).