| Tries | Club | VS Club | Date | |
|---|---|---|---|---|
| 16 | Toulouse | Ebbw Vale | 19-09-1998 | Match details |
| 10 | Perpignan | Neath | 07-11-1998 | Match details |
| 10 | Stade Francais | Pontypridd | 12-12-1998 | Match details |
| 7 | Begles-Bordeaux | Scarlets | 18-10-1998 | Match details |
| 7 | Ulster | Ebbw Vale | 30-10-1998 | Match details |
| 6 | Edinburgh Rugby | Ebbw Vale | 17-10-1998 | Match details |
| 6 | Scarlets | Leinster | 06-11-1998 | Match details |
| 5 | Colomiers | Glasgow Warriors | 10-10-1998 | Match details |
| 5 | Munster | Padova | 08-11-1998 | Match details |
| 5 | Glasgow Warriors | Benetton Treviso | 18-10-1998 | Match details |
| 4 | Padova | Neath | 10-10-1998 | Match details |
| 4 | Pontypridd | Glasgow Warriors | 19-09-1998 | Match details |
| 4 | Neath | Perpignan | 19-09-1998 | Match details |
| 3 | Ebbw Vale | Ulster | 30-10-1998 | Match details |
| 3 | Benetton Treviso | Pontypridd | 31-10-1998 | Match details |
| 3 | Leinster | Scarlets | 06-11-1998 | Match details |
