| A(D) | Club | VS | MD | |
|---|---|---|---|---|
| 3(355) | Leonessa | Clermont Auvergne | 05-Dec-2003 | Match Details |
| 4(94) | Valladolid RAC | Newcastle Falcons | 06-Dec-2003 | Match Details |
| 16(216) | Montauban | London Irish | 06-Dec-2003 | Match Details |
| 18(103) | LAquila | Bath | 13-Dec-2003 | Match Details |
| 19(113) | Roma | Saracens | 14-Dec-2003 | Match Details |
| 20(48) | Narbonne | Connacht | 31-Jan-2004 | Match Details |
| 24(270) | Newcastle Falcons | Valladolid RAC | 06-Dec-2003 | Match Details |
| 24(17) | Parma | Pau | 07-Dec-2003 | Match Details |
| 24(31) | Brive | Viadana | 14-Dec-2003 | Match Details |
| 24(35) | Bath | LAquila | 06-Dec-2003 | Match Details |
| 25(231) | Viadana | Brive | 06-Dec-2003 | Match Details |
| 25(13) | Grenoble | Gran Parma Rugby | 06-Dec-2003 | Match Details |
| 25(33) | Pau | Connacht | 17-Jan-2004 | Match Details |
| 25(113) | Montpellier | Glasgow Warriors | 06-Dec-2003 | Match Details |
| 26(335) | Harlequins | Dulciora El Salvador | 06-Dec-2003 | Match Details |
| 26(362) | Connacht | Pau | 10-Jan-2004 | Match Details |
| 26(32) | Castres | Rovigo | 06-Dec-2003 | Match Details |
| 26(33) | Glasgow Warriors | Montpellier | 06-Dec-2003 | Match Details |
| 26(86) | Saracens | Glasgow Warriors | 16-Jan-2004 | Match Details |
| 26(108) | Gran Parma Rugby | Grenoble | 13-Dec-2003 | Match Details |
| 26(115) | Rovigo | Castres | 06-Dec-2003 | Match Details |
| 26(158) | Beziers | Grenoble | 17-Jan-2004 | Match Details |
| 27(261) | Colomiers | Bath | 17-Jan-2004 | Match Details |
| 27(322) | Padova | Colomiers | 06-Dec-2003 | Match Details |
| 27(3) | Dulciora El Salvador | Harlequins | 06-Dec-2003 | Match Details |
| 27(49) | London Irish | Narbonne | 17-Jan-2004 | Match Details |
| 28(325) | Clermont Auvergne | Leonessa | 13-Dec-2003 | Match Details |
| 28(1) | Rotherham Titans | Narbonne | 05-Dec-2003 | Match Details |
MD = Match date,
A(D) = Age(days).