Scorecard for Juan Manuel Marquez vs Jens Oso
Winner by KO in round 4 Jens Oso (2009-07-10)| Round | Judge1 | Total | Judge2 | Total | Judge3 | Total |
| 1 | 7 - 9 | 7 - 9 | 7 - 9 | 7 - 9 | 7 - 9 | 7 - 9 |
| 2 | 10 - 7 | 17 - 16 | 10 - 7 | 17 - 16 | 10 - 7 | 17 - 16 |
| 3 | 8 - 10 | 25 - 26 | 8 - 10 | 25 - 26 | 8 - 10 | 25 - 26 |
| 4 | 9 - 9 | 34 - 35 | 8 - 10 | 33 - 36 | 8 - 10 | 33 - 36 |