| Name | Event | Round | Place | Time | Imp | FINA | |
|---|---|---|---|---|---|---|---|
| 1 | Pirow Engelbrecht | 50 L Fly | Prelims | 11th | 26.91 | – | 579 |
| 2 | Pirow Engelbrecht | 100 L Free | Prelims | 14th | 55.48 | – | 604 |
| 3 | Pirow Engelbrecht | 50 L Free | Prelims | 6th | 25.13 | – | 576 |
| 4 | Adriaan Louw | 200 L IM | Timed Finals | 7th | 2:37.91 | – | 376 |
| 5 | Adriaan Louw | 50 L Back | Prelims | 7th | 32.68 | – | 398 |
| 6 | Adriaan Louw | 100 L Back | Prelims | 4th | 1:09.55 | – | 414 |
| 7 | Adriaan Louw | 100 L Free | Prelims | 17th | 1:05.99 | – | 359 |
| 8 | Adriaan Louw | 200 L Back | Timed Finals | 4th | 2:31.78 | – | 401 |
| 9 | Pirow Engelbrecht | 100 L Fly | Prelims | 24th | 1:03.26 | – | 488 |
| 10 | Ethan Paulse | 50 L Breast | Prelims | 1st | 39.77 | – | 278 |
