| Penalties | Players | Competition |
|---|---|---|
| 11 | Scott Welsh | Heineken Cup 1997/98 |
| 11 | Gary Parker | Heineken Cup 1996/97 |
| 6 | Calum MacRea | Heineken Cup 2006/07 |
| 2 | Gareth Morton | Heineken Cup 2003/04 |
| 2 | Tanner Vili | Heineken Cup 2003/04 |
| 2 | Craig Chalmers | Heineken Cup 1997/98 |
| 2 | Graeme Aitchison | Heineken Cup 1997/98 |
| 1 | Clark Laidlaw | Heineken Cup 2003/04 |
