| Yellow | VS Club | Date | Sections | |
|---|---|---|---|---|
| 4 | Shamrock Rovers | 15-09-2011 | Group Stage | Match details |
| 3 | Olympiakos | 23-02-2012 | Round of 32 | Match details |
| 3 | Shamrock Rovers | 30-11-2011 | Group Stage | Match details |
| 3 | Tottenham Hotspur | 20-10-2011 | Group Stage | Match details |
| 3 | PAOK Salonika | 29-09-2011 | Group Stage | Match details |
| 2 | Olympiakos | 14-02-2012 | Round of 32 | Match details |
| 2 | Tottenham Hotspur | 03-11-2011 | Group Stage | Match details |
