Luis Fuentes had the following finishes at major championships – 1975 Pan-American Games: 57.0 kg. Greco-Roman (5th); 1975 Pan-American Games: 57.0 kg. Freestyle (7th).
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1972 Summer Olympics | Wrestling |  GUA |
Luis Fuentes | |||
| Bantamweight, Greco-Roman, Men (Olympic) | ||||||
| Bantamweight, Freestyle, Men (Olympic) | =20 |
