| Yellow | VS Club | Date | Sections | |
|---|---|---|---|---|
| 5 | KRC Genk | 02-10-2002 | First Group Stage | Match details |
| 4 | AFC Ajax | 10-12-2002 | Second Group Stage | Match details |
| 3 | AFC Ajax | 19-03-2003 | Second Group Stage | Match details |
| 3 | Arsenal | 11-03-2003 | Second Group Stage | Match details |
| 3 | Arsenal | 27-11-2002 | Second Group Stage | Match details |
| 2 | Valencia | 26-02-2003 | Second Group Stage | Match details |
| 2 | Valencia | 18-02-2003 | Second Group Stage | Match details |
| 2 | Real Madrid | 30-10-2002 | First Group Stage | Match details |
