Scorecard for Ken Norton vs Juan Manuel Marquez
Winner by Unanimous Decision in round 4 Juan Manuel Marquez (2009-01-18)| Round | Judge1 | Total | Judge2 | Total | Judge3 | Total |
| 1 | 9 - 10 | 9 - 10 | 9 - 10 | 9 - 10 | 9 - 10 | 9 - 10 |
| 2 | 7 - 10 | 16 - 20 | 7 - 10 | 16 - 20 | 7 - 10 | 16 - 20 |
| 3 | 8 - 10 | 24 - 30 | 8 - 10 | 24 - 30 | 8 - 10 | 24 - 30 |
| 4 | 9 - 9 | 33 - 39 | 9 - 9 | 33 - 39 | 9 - 9 | 33 - 39 |