2018 FINA World Swimming Championships (25 m) – Women's 50 metre breaststroke

The women's 50 metre breaststroke competition of the 2018 FINA World Swimming Championships (25 m) was held on 11 and 12 December 2018.

Records
Prior to the competition, the existing world and championship records were as follows.

Heats
The heats were started on 11 December at 10:38.

Semifinals
The semifinals were started on 11 December at 19:26.

Swim-off
The swim-off was held on 11 December at 21:20.

Final
The final was held on 12 December at 19:41.