The women's 100 metre breaststroke event at the 2024 World Aquatics Swimming Championships (25 m) was held from 11 to 12 December 2024 at the Duna Arena in Budapest, Hungary.
Records.
Prior to the competition, the existing world and championship records were as follows.
Results.
Heats.
The heats were started on 11 December at 9:52.
Semifinals.
The semifinals were started on 11 December at 18:13.
Final.
The final was held on 12 December at 18:30.