| Name | Event | Round | Time | |
|---|---|---|---|---|
| 1 | Nicholas Santos | 50 S Fly | Finals | 21.78 |
| 2 | Nicholas Santos | 50 S Fly | Semifinals | 22.08 |
| 3 | Leonardo COELHO SANTOS | 200 S IM | Prelims | 1:53.07 |
| 4 | Nicholas Santos | 50 S Fly | Prelims | 22.46 |
| 5 | Caio Rodrigues Pumputis | 200 S Breast | Prelims | 2:04.37 |
| 6 | BRENO MARTINS CORREIA | 200 S Free | Prelims | 1:43.48 |
| 7 | Caio Rodrigues Pumputis | 100 S Breast | Semifinals | 57.59 |
| 8 | Caio Rodrigues Pumputis | 100 S Breast | Prelims | 57.78 |
| 9 | BRENO MARTINS CORREIA | 400 S Free | Prelims | 3:41.89 |
| 10 | Caio Rodrigues Pumputis | 200 S IM | Prelims | 1:54.65 |
| Name | Event | Round | Time | |
|---|---|---|---|---|
| 1 | Brazil (A) | 400 S Free Relay | Prelims | |
| 2 | Brazil (A) | 400 S Free Relay | Finals | |
| 3 | Brazil (A) | 800 S Free Relay | Prelims | |
| 4 | Brazil (A) | 200 S Free Relay | Prelims | |
| 5 | Brazil (A) | 200 S Free Relay | Finals | |
| Name | Gold | Silver | Bronze | Score | FINA | |
|---|---|---|---|---|---|---|
| 1 | Nicholas Santos | 1 | 0 | 0 | 4 | 996.0 |
| 2 | BRENO MARTINS CORREIA | 0 | 0 | 0 | – | 880.5 |
| 3 | Caio Rodrigues Pumputis | 0 | 0 | 0 | – | 876.3 |
| 4 | Leonardo COELHO SANTOS | 0 | 0 | 0 | – | 850.0 |
| 5 | GABRIEL SILVA SANTOS | 0 | 0 | 0 | – | 844.3 |
