| Name | Event | Round | Time | |
|---|---|---|---|---|
| 1 | Ralph DALEIDEN | 100 L Free | Prelims | 50.11 |
| 2 | Pit Brandenburger | 100 L Free | Prelims | 50.41 |
| 3 | Max MANNES | 100 L Back | Prelims | 55.83 |
| 4 | Max MANNES | 100 L Free | Prelims | 50.98 |
| 5 | Julien HENX | 50 L Fly | Prelims | 24.35 |
| 6 | Max MANNES | 200 L Free | Prelims | 1:51.98 |
| 7 | Max MANNES | 50 L Back | Prelims | 26.14 |
| 8 | Pit Brandenburger | 200 L Free | Prelims | 1:52.14 |
| 9 | Joao Reisen Braga Soares Carneiro | 200 L Fly | Prelims | 2:01.92 |
| 10 | Raphael STACCHIOTTI | 200 L IM | Prelims | 2:05.60 |
| Name | Event | Round | Time | |
|---|---|---|---|---|
| 1 | Luxembourg | 400 L Free Relay | Prelims | |
| Name | Gold | Silver | Bronze | Score | FINA | |
|---|---|---|---|---|---|---|
| 1 | Ralph DALEIDEN | 0 | 0 | 0 | – | 771.0 |
| 2 | Pit Brandenburger | 0 | 0 | 0 | – | 765.0 |
| 3 | Max MANNES | 0 | 0 | 0 | – | 764.6 |
| 4 | Raphael STACCHIOTTI | 0 | 0 | 0 | – | 748.0 |
| 5 | Julien HENX | 0 | 0 | 0 | – | 742.5 |
