| MD | Players | Nationality | DOB | A(D) |
|---|---|---|---|---|
| 15-Oct-2011 | Rhys Patchell | Wales | 17-May-1993 | 18(151) |
| 15-Oct-2011 | Ellis Jenkins | Wales | 29-Apr-1993 | 18(169) |
| 15-Oct-2011 | Cory Allen | Wales | 11-Feb-1993 | 18(246) |
| 28-Jan-2012 | Lewis Jones | Wales | 24-Nov-1992 | 19(64) |
| 15-Oct-2011 | Thomas Young | Wales | 18-May-1992 | 19(149) |
| 15-Oct-2011 | Cory Hill | Wales | 10-Feb-1992 | 19(247) |
| 15-Oct-2011 | Luke Hamilton | Scotland | 07-Jan-1992 | 19(281) |
| 15-Oct-2011 | Owen Williams | Wales | 02-Oct-1991 | 20(13) |
| 28-Jan-2012 | Macauley Cook | Wales | 31-Dec-1991 | 20(28) |
| 15-Oct-2011 | Dan Fish | Wales | 19-Dec-1990 | 20(300) |
| 28-Jan-2012 | Josh Navidi | Wales | 30-Dec-1990 | 21(29) |
| 15-Oct-2011 | Rhys Downes | Wales | 10-Mar-1990 | 21(219) |
| 05-Feb-2012 | Scott Andrews | Wales | 01-Aug-1989 | 22(188) |
| 28-Jan-2012 | Sam Hobbs | Wales | 13-May-1988 | 23(259) |
| 15-Oct-2011 | James Down | Wales | 29-Aug-1987 | 24(47) |
| 28-Jan-2012 | Tom James | Wales | 17-Apr-1987 | 24(286) |
| 28-Jan-2012 | Marc Breeze | Wales | 11-Feb-1987 | 24(351) |
| 15-Oct-2011 | Adam Thomas | Wales | 22-Aug-1986 | 25(54) |
| 28-Jan-2012 | Chris Czekaj | Wales | 14-Dec-1985 | 26(45) |
| 15-Oct-2011 | Nathan Trevett | Wales | 23-Mar-1985 | 26(206) |
| 05-Feb-2012 | Gavin Evans | Wales | 18-Jul-1984 | 27(201) |
| 28-Jan-2012 | Gareth Davies | Wales | 02-Mar-1984 | 27(331) |
| 15-Oct-2011 | Ryan Tyrrell | Australia | 09-Nov-1983 | 27(340) |
| 28-Jan-2012 | John Yapp | Wales | 09-Apr-1983 | 28(294) |
| 15-Oct-2011 | Ryan Harford | Wales | 24-Sep-1982 | 29(21) |
| 05-Feb-2012 | T Rhys Thomas | Wales | 23-Apr-1982 | 29(288) |
| 15-Oct-2011 | Richard Mustoe | Wales | 09-Dec-1981 | 29(310) |
| 05-Feb-2012 | Gavin Henson | Wales | 01-Feb-1982 | 30(4) |
| 05-Feb-2012 | Ceri Sweeney | Wales | 21-Jan-1980 | 32(15) |
| 28-Jan-2012 | Ben Blair | New Zealand | 26-Mar-1979 | 32(308) |
| 05-Feb-2012 | Maama Molitika | Tonga | 26-Aug-1974 | 37(163) |
MD = Match date,
DOB = Date of birth,
A(D) = Age(days).