| MD | Players | Club | Nationality | DOB | A(D) |
|---|---|---|---|---|---|
| 07-Nov-2003 |  George Graham | Scottish Borders | Scotland | 19-Jan-1966 | 37(292) |
| 02-Apr-2004 | Gary Armstrong | Scottish Borders | Scotland | 30-Sep-1966 | 37(185) |
| 28-Mar-2004 |  Andrew (SH) Moore | Cardiff Blues | Wales | 06-Sep-1968 | 35(204) |
| 26-Mar-2004 |  David Hodges | Scarlets | United States | 15-Sep-1968 | 35(193) |
| 02-Apr-2004 |  Jim Williams | Munster | Australia | 08-Dec-1968 | 35(116) |
| 03-Apr-2004 | Eric Elwood | Connacht | Ireland | 26-Feb-1969 | 35(37) |
| 28-Mar-2004 | Pieter Muller | Cardiff Blues | South Africa | 05-May-1969 | 34(328) |
| 02-Apr-2004 | Gordon McIlwham | Munster | Scotland | 13-Nov-1969 | 34(141) |
| 26-Mar-2004 | Paul John | Celtic Warriors | Wales | 25-Jan-1970 | 34(61) |
| 06-Feb-2004 | Simon Kerr | Munster | Australia | 04-Jan-1970 | 34(33) |
| 26-Mar-2004 |  Matt Sexton | Ulster | New Zealand | 21-Apr-1970 | 33(340) |
| 02-Apr-2004 | Robin McBryde | Scarlets | Wales | 03-Jul-1970 | 33(274) |
| 02-Apr-2004 | Doddie Weir | Scottish Borders | Scotland | 04-Jul-1970 | 33(273) |
| 26-Mar-2004 | Eddie Halvey | Munster | Ireland | 11-Jul-1970 | 33(259) |
| 26-Mar-2004 | Andy Ward | Ulster | Ireland | 08-Sep-1970 | 33(200) |
| 02-Apr-2004 | Michael Mullins | Munster | Ireland | 29-Oct-1970 | 33(156) |
| 02-Jan-2004 |  Victor Costello | Leinster | Ireland | 23-Oct-1970 | 33(71) |
| 02-Apr-2004 | John Davies | Scarlets | Wales | 01-Feb-1971 | 33(61) |
| 02-Jan-2004 | Reggie Corrigan | Leinster | Ireland | 19-Nov-1970 | 33(44) |
| 02-Apr-2004 | Jason Forster | Gwent Dragons | Wales | 25-Feb-1971 | 33(37) |
| 26-Mar-2004 | Tyrone Howe | Ulster | Ireland | 02-Apr-1971 | 32(359) |
| 02-Jan-2004 | Scott Gibbs | Ospreys | Wales | 23-Jan-1971 | 32(344) |
| 26-Mar-2004 | Rod Snow | Gwent Dragons | Canada | 01-May-1971 | 32(330) |
| 26-Mar-2004 | Neil Jenkins | Celtic Warriors | Wales | 08-Jul-1971 | 32(262) |
| 26-Mar-2004 | Ian Boobyer | Scarlets | Wales | 14-Jul-1971 | 32(256) |
| 20-Feb-2004 | Gary Longwell | Ulster | Ireland | 30-Jul-1971 | 32(205) |
| 02-Apr-2004 |  Todd Blackadder | Edinburgh Rugby | New Zealand | 20-Sep-1971 | 32(195) |
| 02-Jan-2004 | Shane Byrne | Leinster | Ireland | 18-Jul-1971 | 32(168) |
| 26-Mar-2004 | Graeme Burns | Edinburgh Rugby | Scotland | 29-Oct-1971 | 32(149) |
| 02-Jan-2004 | David Humphreys | Ulster | Ireland | 10-Sep-1971 | 32(114) |
| 26-Mar-2004 | Rod Moore | Ulster | Australia | 06-Jan-1972 | 32(80) |
| 07-Nov-2003 | Richard Rees | Scarlets | Wales | 21-Sep-1971 | 32(47) |
| 26-Mar-2004 | Shaun Payne | Munster | Wales | 22-Feb-1972 | 32(33) |
| 12-Sep-2003 | Killian Keane | Munster | Ireland | 14-Aug-1971 | 32(29) |
| 06-Feb-2004 | Rob Appleyard | Cardiff Blues | Wales | 09-Jan-1972 | 32(28) |
| 08-Nov-2003 | Ryan Constable | Ulster | Australia | 22-Oct-1971 | 32(17) |
| 06-Sep-2003 | Rhodri Jones | Gwent Dragons | Wales | 22-Aug-1971 | 32(15) |
| 03-Apr-2004 | Dan McFarland | Connacht | Ireland | 10-Apr-1972 | 31(358) |
| 02-Apr-2004 | Glenn Metcalfe | Glasgow Warriors | Scotland | 15-Apr-1972 | 31(352) |
| 02-Apr-2004 | Gareth Baber | Gwent Dragons | Wales | 23-May-1972 | 31(315) |
| 17-Oct-2003 | Matthew Proudfoot | Glasgow Warriors | Scotland | 30-Jan-1972 | 31(260) |
| 20-Feb-2004 | Neil Doak | Ulster | Ireland | 21-Jun-1972 | 31(244) |
| 02-Apr-2004 | Jason Holland | Munster | Ireland | 12-Aug-1972 | 31(233) |
| 02-Apr-2004 | Scott Quinnell | Scarlets | Wales | 20-Aug-1972 | 31(226) |
| 28-Mar-2004 | Darren Crompton | Cardiff Blues | England | 12-Sep-1972 | 31(197) |
| 02-Apr-2004 | Rob Henderson | Munster | Ireland | 27-Oct-1972 | 31(157) |
| 27-Dec-2003 | Cameron Mather | Glasgow Warriors | Scotland | 02-Aug-1972 | 31(146) |
| 26-Mar-2004 | Andy Marinos | Gwent Dragons | Wales | 13-Nov-1972 | 31(133) |
| 03-Apr-2004 | Andrew Millward | Ospreys | Wales | 01-Dec-1972 | 31(123) |
| 06-Sep-2003 | Brett Davey | Gwent Dragons | Wales | 10-May-1972 | 31(118) |
MD = Match date,
DOB = Date of birth,
A(D) = Age(days).