The Women's 100 metre breaststroke competition at the 2022 World Aquatics Championships was held on 19 and 20 June 2022.

[1][2] Prior to the competition, the existing world and championship records were as follows.

The heats were started on 19 June at 09:32.

[3] The semifinals were started on 18 June at 18:29.

[4] The finals was started on 20 June at 19:48.