| MD | Players | Nationality | DOB | A(D) |
|---|---|---|---|---|
| 11-Sep-2011 | George North | Wales | 13-Apr-1992 | 19(150) |
| 11-Sep-2011 | Toby Faletau | Wales | 12-Nov-1990 | 20(303) |
| 26-Sep-2011 | Scott Williams | Wales | 10-Oct-1990 | 20(351) |
| 26-Sep-2011 | Tavis Knoyle | Wales | 02-Jun-1990 | 21(116) |
| 26-Sep-2011 | Leigh Halfpenny | Wales | 22-Dec-1988 | 22(278) |
| 11-Sep-2011 | Sam Warburton | Wales | 05-Oct-1988 | 22(341) |
| 11-Sep-2011 | Jon Davies | Wales | 05-Apr-1988 | 23(158) |
| 11-Sep-2011 | Dan Lydiatt | Wales | 18-Dec-1987 | 23(267) |
| 11-Sep-2011 | Rhys Priestland | Wales | 07-Jan-1987 | 24(247) |
| 11-Sep-2011 | Jamie Roberts | Wales | 08-Nov-1986 | 24(307) |
| 26-Sep-2011 | Aled Brew | Wales | 09-Aug-1986 | 25(48) |
| 26-Sep-2011 | Craig Mitchell | Wales | 03-May-1986 | 25(146) |
| 11-Sep-2011 | Alan Wyn Jones | Wales | 19-Sep-1985 | 25(357) |
| 11-Sep-2011 | James Hook | Wales | 27-Jun-1985 | 26(76) |
| 26-Sep-2011 | Bradley Davies | Wales | 09-Jan-1985 | 26(260) |
| 26-Sep-2011 | Lloyd Burns | Wales | 09-Dec-1984 | 26(291) |
| 11-Sep-2011 | Huw Bennett | Wales | 11-Jun-1983 | 28(92) |
| 11-Sep-2011 | Luke Charteris | Wales | 09-Mar-1983 | 28(186) |
| 11-Sep-2011 | Mike Phillips | Wales | 29-Aug-1982 | 29(13) |
| 11-Sep-2011 | Paul James | Wales | 13-May-1982 | 29(121) |
| 11-Sep-2011 | Adam Jones | Wales | 08-Mar-1981 | 30(187) |
| 26-Sep-2011 | Ryan Jones | Wales | 13-Mar-1981 | 30(197) |
| 26-Sep-2011 | Gethin Jenkins | Wales | 17-Nov-1980 | 30(313) |
| 26-Sep-2011 | Lee Byrne | Wales | 01-Jun-1980 | 31(117) |
| 26-Sep-2011 | Stephen Jones | Wales | 08-Dec-1977 | 33(292) |
| 11-Sep-2011 | Shane Williams | Wales | 26-Feb-1977 | 34(197) |
MD = Match date,
DOB = Date of birth,
A(D) = Age(days).