| MD | Players | Nationality | DOB | A(D) |
|---|---|---|---|---|
| 28-Oct-2011 | Mefin Davies | Wales | 02-Sep-1972 | 39(56) |
| 02-Mar-2012 | Ian Gough | Wales | 10-Nov-1976 | 35(113) |
| 20-Apr-2012 | Shane Williams | Wales | 26-Feb-1977 | 35(54) |
| 28-Oct-2011 | Sonny Parker | Wales | 27-Aug-1977 | 34(62) |
| 24-Feb-2012 | Duncan Jones | Wales | 18-Sep-1978 | 33(159) |
| 05-May-2012 | Joe Bearman | England | 28-Feb-1979 | 33(67) |
| 23-Mar-2012 | George Stowers | Fiji | 14-Feb-1979 | 33(38) |
| 05-May-2012 | Adam Jones | Wales | 08-Mar-1981 | 31(59) |
| 20-Apr-2012 | Ryan Jones | Wales | 13-Mar-1981 | 31(38) |
| 06-Jan-2012 | Barry Davies | Wales | 05-Mar-1981 | 30(307) |
| 05-May-2012 | Paul James | Wales | 13-May-1982 | 29(358) |
| 05-May-2012 | Kahn Fotuali'i | Samoa | 22-May-1982 | 29(349) |
| 10-Feb-2012 | Jonathan Thomas | Wales | 27-Dec-1982 | 29(45) |
| 25-Sep-2011 | James Goode | Wales | 05-Sep-1982 | 29(20) |
| 06-Jan-2012 | Huw Bennett | Wales | 11-Jun-1983 | 28(209) |
| 05-May-2012 | Richard Hibbard | Wales | 13-Dec-1983 | 28(144) |
| 05-May-2012 | Richard Fussell | Wales | 12-Apr-1984 | 28(23) |
| 01-Jan-2012 | Tommy Bowe | Ireland | 22-Feb-1984 | 27(313) |
| 05-Nov-2011 | Cai Griffiths | Wales | 05-Jan-1984 | 27(304) |
| 05-May-2012 | Ian Evans | Wales | 04-Oct-1984 | 27(213) |
| 05-May-2012 | Andrew Bishop | Wales | 07-Aug-1985 | 26(272) |
| 05-May-2012 | Alan Wyn Jones | Wales | 19-Sep-1985 | 26(229) |
| 05-May-2012 | Tom Smith | Wales | 14-Dec-1985 | 26(143) |
| 23-Mar-2012 | Aaron Jarvis | Wales | 20-May-1986 | 25(308) |
| 26-Nov-2011 | Chauncey O'Toole | Canada | 22-Feb-1986 | 25(277) |
| 20-Apr-2012 | Tom Isaacs | Wales | 18-Feb-1987 | 25(62) |
| 24-Feb-2012 | Stefan Watermeyer | South Africa | 03-Jun-1988 | 23(265) |
| 24-Feb-2012 | Scott Baldwin | Wales | 12-Jul-1988 | 23(226) |
| 20-Apr-2012 | Ryan Bevington | Wales | 09-Dec-1988 | 23(132) |
| 20-Apr-2012 | Rhys Webb | Wales | 09-Dec-1988 | 23(132) |
| 20-Apr-2012 | Justin Tipuric | Wales | 06-Aug-1989 | 22(258) |
| 05-May-2012 | Daniel Biggar | Wales | 16-Oct-1989 | 22(202) |
| 05-May-2012 | Ashley Beck | Wales | 15-Apr-1990 | 22(21) |
| 02-Mar-2012 | James King | Wales | 24-Jul-1990 | 21(222) |
| 02-Mar-2012 | Joe Rees | Wales | 31-Aug-1990 | 21(184) |
| 05-May-2012 | Sam Lewis | Wales | 11-Nov-1990 | 21(176) |
| 05-May-2012 | Hanno Dirksen | South Africa | 31-Mar-1991 | 21(36) |
| 10-Sep-2011 | Kristian Phillips | Wales | 02-Sep-1990 | 21(8) |
| 20-Apr-2012 | Ross Jones | Wales | 11-Jan-1992 | 20(100) |
| 05-May-2012 | Eli Walker | Wales | 28-Mar-1992 | 20(38) |
| 06-Jan-2012 | Matthew Morgan | Wales | 23-Apr-1992 | 19(257) |
MD = Match date,
DOB = Date of birth,
A(D) = Age(days).