Fastest swim short course 100 metres freestyle (female)
- Who
- Kate Douglass
- What
- 00:49.93 minute(s):second(s)
- Where
- Canada (Toronto)
- When
- 25 October 2025
The fastest swim short course 100 metres freestyle (female) is 49.93 seconds, achieved by Kate Douglass (USA) in Toronto, Ontario, Canada, on 25 October 2025.
Kate Douglass became the first female swimmer to break 50 seconds in the short course 100 m freestyle. She was competing at a stage of the World Aquatics Swimming World Cup in Toronto.