Fastest swim 100 m backstroke - S11 (female)
- Who
- Xinyi Wang
- What
- 1:16.40 minute(s):second(s)
- Where
- United Kingdom (London)
- When
- 10 September 2019
The fastest 100 m backstroke swim by a female para swimmer in the S11 category is 1 minute 16.40 seconds, achieved by Xinyi Wang (China) on 10 September 2019 at the World Para Swimming World Championships in London, UK.