| Name | Event | Round | Time | |
|---|---|---|---|---|
| 1 | Finn Harland | 100 L Back | Finals | 57.22 |
| 2 | Gus Shivnan | 100 L Free | Prelims | 51.96 |
| 3 | Ollie Lutton | 100 L Free | Timed Finals | 52.07 |
| 4 | Ollie Lutton | 100 L Free | Prelims | 52.16 |
| 5 | Larn Hamblyn-Ough | 1500 L Free | Timed Finals | 16:09.79 |
| 6 | Kale Twist | 100 L Free | Prelims | 52.29 |
| 7 | Larn Hamblyn-Ough | 800 L Free | Timed Finals | 8:25.70 |
| 8 | Finn Harland | 100 L Free | Prelims | 52.53 |
| 9 | Larn Hamblyn-Ough | 400 L Free | Prelims | 4:06.46 |
| 10 | Kale Twist | 50 L Free | Finals | 23.47 |
| Name | Event | Round | Time | |
|---|---|---|---|---|
| 1 | New Zealand (A) | 400 L Free Relay | Timed Finals | |
| 2 | New Zealand (A) | 800 L Free Relay | Timed Finals | |
| Name | Gold | Silver | Bronze | Score | FINA | |
|---|---|---|---|---|---|---|
| 1 | Larn Hamblyn-Ough | 0 | 0 | 0 | 1 | 717.3 |
| 2 | Kale Twist | 0 | 0 | 0 | 1 | 714.5 |
| 3 | Finn Harland | 0 | 0 | 0 | 1 | 704.6 |
| 4 | Gus Shivnan | 0 | 0 | 0 | – | 696.8 |
| 5 | Hunter Dobson | 0 | 0 | 0 | – | 687.5 |
