| Name | Event | Round | Place | Time | Imp | FINA | |
|---|---|---|---|---|---|---|---|
| 1 | Leonardo COELHO SANTOS | 100 S Fly | Prelims | 23rd | 51.35 | +0.6% | 806 |
| 2 | Leonardo COELHO SANTOS | 200 S IM | Prelims | 9th | 1:53.07 | +3.5% | 911 |
| 3 | Leonardo COELHO SANTOS | 100 S IM | Semifinals | 13th | 52.37 | +0.7% | 833 |
| 4 | GABRIEL SILVA SANTOS | 50 S Fly | Prelims | 25th | 22.89 | +0.4% | 858 |