| Name | Event | Round | Place | Time | Imp | FINA | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Carles COLL MARTI | 200 S IM | Prelims | 13th | 1:54.03 | +0.5% | 889 | |
| 2 | Carles COLL MARTI | 100 S IM | Prelims | 9th | 52.32 | +0.7% | 836 | |
| 3 | Mario Molla Yanes | 100 S Fly | Prelims | 17th | 50.67 | +1.5% | 838 | |
| 4 | Mario Molla Yanes | 50 S Fly | Prelims | 23rd | 22.83 | +2.5% | 865 | |
| 5 | Sergi DE CELIS MONTALBAN | 100 S Free | Semifinals | 11th | 46.60 | +0.2% | 891 | |
| 6 | Carlos Garach Benito | 800 S Free | Timed Finals | 11th | 7:44.53 | – | 870 | |
| 7 | Hugo Gonzalez | 200 S Back | Prelims | 12th | 1:52.02 | – | 838 | |
| 8 | Luis Dominguez | 200 S Free | Finals | – | 1:43.02 | – | R | 897 |
| 9 | Luis Dominguez | 400 S Free | Prelims | 16th | 3:43.18 | – | 860 | |
| 10 | Alberto LOZANO | 50 S Fly | Prelims | 44th | 23.43 | +1.1% | 800 | |
