Men's 100m Backstroke - Heat 4
dimanche 25 juillet 2021, 10h58 GMT – 15h58 GMT
| Nom | Temps | |
|---|---|---|
| 1 |  Jiayu Xu | 52.7″ |
| 2 |  Mewen Tomac | + 0.79″ |
| 3 |  Guilherme Guido | + 0.95″ |
| 4 |  Isaac Cooper | + 1.03″ |
| 5 |  Joseph Armstrong | + 1.07″ |
| 6 |  Luke Greenbank | + 1.09″ |
| 7 |  Ádám Telegdy | + 1.72″ |
| 8 |  Daniel Martin | + 4.21″ |