| Name | Event | Round | Time | Imp | |
|---|---|---|---|---|---|
| 1 | Marcell Muller | 100 L Breast | Prelims | 1:08.31 | +3.2% |
| 2 | Josh Emslie | 100 L Breast | Prelims | 1:07.81 | +0.9% |
| 3 | Alard Basson | 100 L Breast | Prelims | 1:01.92 | – |
| 4 | Mark Muller | 200 L IM | Prelims | 2:14.88 | +0.2% |
| 5 | Alex Goddard | 200 L IM | Prelims | 2:18.90 | +0.3% |
| 6 | Cameron Casali | 200 L IM | Prelims | 2:14.97 | +3.2% |
| 7 | ADRIAAN BOUWER | 200 L IM | Prelims | 2:13.73 | +0.4% |
| 8 | Cameron Casali | 200 L Breast | Prelims | 2:34.58 | – |
| 9 | Damian Fourie | 200 L Breast | Prelims | 2:37.50 | +0.9% |
| 10 | Alard Basson | 50 L Free | Prelims | 23.77 | – |
