| Penalties | Players | VS Club | Date | |
|---|---|---|---|---|
| 7 | Mark McHugh | Leicester Tigers | 19-11-1999 | Match details |
| 5 | Emmet Farrell | Leicester Tigers | 15-01-2000 | Match details |
| 3 | Emmet Farrell | Stade Francais | 17-12-1999 | Match details |
| 2 | Mark McHugh | Stade Francais | 11-12-1999 | Match details |
| 2 | Emmet Farrell | Glasgow Warriors | 08-01-2000 | Match details |
| 1 | Mark McHugh | Glasgow Warriors | 26-11-1999 | Match details |
