| Penalties | Players | VS Club | Date | |
|---|---|---|---|---|
| 5 | Ronan O'Gara | Ospreys | 31-10-2004 | Match details |
| 4 | Ronan O'Gara | Castres | 03-12-2004 | Match details |
| 2 | Paul Burke | Ospreys | 08-01-2005 | Match details |
| 2 | Paul Burke | Harlequins | 15-01-2005 | Match details |
| 1 | Ronan O'Gara | Harlequins | 23-10-2004 | Match details |
| 1 | Ronan O'Gara | Castres | 11-12-2004 | Match details |
| 1 | Paul Burke | Biarritz | 03-04-2005 | Match details |
