Swimming at the 2020 Summer Paralympics – Men's 100 metre backstroke S13
# Swimming at the 2020 Summer Paralympics – Men's 100 metre backstroke S13

The Men's 100 metre backstroke S13 event at the 2020 Paralympic Games took place on 26 August 2021, at the Tokyo Aquatics Centre.

## Heats

The swimmers with the top 8 times, regardless of heat, advanced to the final.

| Rank | Heat | Lane | Name | Nationality | Time | Notes |
| - | - | - | - | - | - | - |
| 1 | 2 | 4 | Ihar Boki | Belarus | 57.67 | Q |
| 2 | 2 | 5 | Thomas van Wanrooij | Netherlands | 1:00.48 | Q |
| 3 | 1 | 4 | Nicolas-Guy Turbide | Canada | 1:01.08 | Q |
| 4 | 1 | 5 | Oleksii Virchenko | Ukraine | 1:02.00 | Q |
| 5 | 2 | 3 | Vladimir Sotnikov | RPC | 1:02.05 | Q |
| 6 | 1 | 3 | Kyrylo Garashchenko | Ukraine | 1:03.36 | Q |
| 7 | 1 | 6 | Genki Saito | Japan | 1:03.44 | Q |
| 8 | 2 | 6 | Antti Latikka | Finland | 1:03.75 | Q |
| 9 | 2 | 2 | Muzaffar Tursunkhujaev | Uzbekistan | 1:05.26 | |
| 10 | 1 | 2 | Uladzimir Sotnikau | Belarus | 1:06.21 | |
| 11 | 2 | 7 | Islam Aslanov | Uzbekistan | 1:06.52 | |
| 12 | 1 | 7 | Gerasimos Lignos | Greece | 1:06.76 | |

## Final

100m backstroke final :

| Rank | Lane | Name | Nationality | Time | Notes |
| - | - | - | - | - | - |
