Sergio Ayala (El Osito) boxeur
- combats
- 17
- gagnés
- 6
- perdus
- 10
- match nul
- 1
- Situation
- inactive
- Division
- super featherweight
- Début
- 1973-04-13
- Taille
- -
- Allonge
- -
- âge
- -
- Né
- -
- Décès
- -
- Nationalité
- Mexico
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| Date | Adversaire | Derniers résultats des adversaires | Lieu | Result |
|---|---|---|---|---|
| 1984-03-06 | Richie Foster | WWWWWL | Sportsmans Lodge, Studio City | LOST |
| 1983-08-05 | Adriano Arreola | WWWWWW | Civic Auditorium, San Jose | LOST Technical knockout |
| 1977-02-24 | Hector Cortez | WWWWWW | Olympic Auditorium, Los Angeles | LOST Unanimous decision |
| 1976-10-07 | Benny Rodriguez | WLWLLW | Olympic Auditorium, Los Angeles | LOST Points |
| 1976-08-21 | Erning Grafe | DLWL | Honolulu | LOST Points |
| 1976-06-29 | Erning Grafe | DL | Blaisdell Center Arena, Honolulu | LOST Points |
| 1975-08-13 | David Sotelo | DWDLWL | Sons of Hermann Auditorium, Los Angeles | WIN Points |
| 1975-04-25 | Diego Martinez | WWWWWW | Kezar Pavilion, San Francisco | DRAW Points |
| 1975-03-28 | Bonnie Necessario | LL | Kezar Pavilion, San Francisco | WIN Points |
| 1975-01-31 | Alberto Reyes | LLLDWL | Kezar Pavilion, San Francisco | WIN Unanimous decision |
| 1974-12-03 | Yoshihiro Shikauchi | LWLLWW | Forum, Inglewood | LOST Unanimous decision |
| 1974-11-15 | Armando Mendieta | LLLDDW | Coliseum, San Diego | WIN Points |
| 1974-11-05 | Joe Guevara | WWWWWW | Memorial Auditorium, Sacramento | LOST Unanimous decision |
| 1974-09-21 | Jose Antonio Rosa | WWWLWD | Convention Center, Santa Maria | LOST Points |
| 1974-07-26 | Costenito Valdez | WLWLL | Arena Coliseo, Guadalajara | WIN Points |
| 1974-06-21 | Alfredo Carranza | WWWWL | Arena Coliseo, Guadalajara | LOST KO |
| 1973-04-13 | Angel Jaramillo | LWWWWL | Arena Coliseo, Guadalajara | WIN Points |
