| Champions League 2002/2003 - Appearances as Assistant | ||||
| 02/10/2002 | Inter | - | Olympique Lyon | 1:2 |
| 30/10/2002 | Borussia Dortmund | - | Arsenal FC | 2:1 |
| 23/04/2003 | AC Milan | - | AFC Ajax | 3:2 |
| Champions League 2002/2003 - Appearances as Assistant | ||||
| 02/10/2002 | Inter | - | Olympique Lyon | 1:2 |
| 30/10/2002 | Borussia Dortmund | - | Arsenal FC | 2:1 |
| 23/04/2003 | AC Milan | - | AFC Ajax | 3:2 |
| Complete name: | Oscar David Martínez Samaniego |
| Born: | 27/12/1965 |
| Place of birth: |
Spain |
| Nationality: |
Spain |