Swimming at the 2009 World Aquatics Championships – Women's 100 metre breaststroke
The heats for the Women's 100m Breaststroke race at the 2009 World Championships took place on Monday, 27 July and Tuesday 28 July at the Foro Italico in Rome, Italy.
The existing records at the start of the swim were:
Records
Results
Heats
Semifinals
Final
