Johnny Koster boxeur
- combats
- 9
- gagnés
- 4
- perdus
- 5
- match nul
- 0
- Situation
- inactive
- Division
- heavyweight
- Début
- 1946-04-23
- Taille
- -
- Allonge
- -
- âge
- -
- Né
- -
- Décès
- -
- Nationalité
- USA
| Date | Adversaire | Derniers résultats des adversaires | Lieu | Result |
|---|---|---|---|---|
| 1949-04-01 | Joe Mack | WLLLLL | Coliseum, San Diego | LOST Technical knockout |
| 1947-10-28 | Tommy Jessen | DDWWWW | Olympic Auditorium, Los Angeles | LOST Technical knockout |
| 1947-07-08 | Jack Warren | WDLWD | Olympic Auditorium, Los Angeles | LOST Technical knockout |
| 1947-05-27 | Bob Scott | LLLLLL | Olympic Auditorium, Los Angeles | WIN Points |
| 1947-03-28 | Roland Spencer | DLWWWD | Legion Stadium, Hollywood | LOST Points |
| 1947-03-18 | Sammy Smith | L | Olympic Auditorium, Los Angeles | WIN KO |
| 1947-01-28 | Willie Bean | DL | Olympic Auditorium, Los Angeles | LOST Technical knockout |
| 1946-05-20 | Carmen Fredericks | WWWWLW | Ocean Park Arena, Santa Monica | WIN KO |
| 1946-04-23 | Hank Morris | LLWWLL | Olympic Auditorium, Los Angeles | WIN Technical knockout |