2018 FINA World Swimming Championships (25 m) – Women's 100 metre freestyle

The women's 100 metre freestyle competition of the 2018 FINA World Swimming Championships (25 m) was held on 12 and 13 December 2018.

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

Heats
The heats were started on 12 December at 10:03.

Semifinals
The semifinals were held on 12 December at 20:07.

Final
The final took place on 13 December at 19:09.