| Roles | Competed in Olympic Games • Competed in Youth Olympic Games |
|---|---|
| Sex | Male |
| Full name | Ethan Mauritz•du Preez |
| Used name | Ethan•du Preez |
| Born | 9 June 2003 |
| NOC | South Africa |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 2018 Summer Youth Olympics | Swimming (Aquatics) | RSA |
Ethan du Preez | |||
| 4 × 100 metres Freestyle Relay, Boys (YOG) | South Africa | 8 | ||||
| 200 metres Butterfly, Boys (YOG) | 13 | |||||
| 4 × 100 metres Medley Relay, Boys (YOG) | South Africa | 7 | ||||
| 2020 Summer Olympics | Swimming (Aquatics) | RSA |
Ethan du Preez | |||
| 200 metres Butterfly, Men (Olympic) | 30 |