| MD | Players | Nationality | DOB | A(D) |
|---|---|---|---|---|
| 01-Feb-2015 | Seb Davies | Wales | 15-May-1996 | 18(262) |
| 07-Nov-2014 | Garyn Smith | Wales | 12-Jul-1995 | 19(118) |
| 14-Nov-2014 | Aled Summerhill | Wales | 02-Nov-1994 | 20(12) |
| 01-Feb-2015 | James Sheekey | Wales | 10-Sep-1994 | 20(144) |
| 07-Nov-2014 | Harry Davies | Wales | 10-May-1994 | 20(181) |
| 14-Nov-2014 | Owen Jenkins | Wales | 20-Jul-1993 | 21(117) |
| 07-Nov-2014 | Ellis Jenkins | Wales | 29-Apr-1993 | 21(192) |
| 07-Nov-2014 | Thomas Davies | Wales | 10-Mar-1993 | 21(242) |
| 01-Feb-2015 | Rhys Patchell | Wales | 17-May-1993 | 21(260) |
| 01-Feb-2015 | Lewis Jones | Wales | 24-Nov-1992 | 22(69) |
| 01-Feb-2015 | Macauley Cook | Wales | 31-Dec-1991 | 23(32) |
| 14-Nov-2014 | Miles Normandale | Wales | 21-Sep-1991 | 23(54) |
| 07-Nov-2014 | Tom Williams | Wales | 02-Apr-1991 | 23(219) |
| 07-Nov-2014 | Dan Fish | Wales | 19-Dec-1990 | 23(323) |
| 07-Nov-2014 | Tavis Knoyle | Wales | 02-Jun-1990 | 24(158) |
| 07-Nov-2014 | Rhys Williams | Wales | 16-Jan-1990 | 24(295) |
| 07-Nov-2014 | Scott Andrews | Wales | 01-Aug-1989 | 25(98) |
| 01-Feb-2015 | Joaquin Tuculet | Argentina | 06-Jun-1989 | 25(240) |
| 07-Nov-2014 | Rory Watts Jones | England | 15-Dec-1988 | 25(327) |
| 07-Nov-2014 | Jevon Groves | Wales | 03-Apr-1988 | 26(218) |
| 07-Feb-2015 | Geraint Walsh | Wales | 19-May-1988 | 26(264) |
| 07-Nov-2014 | Lou Reed | Wales | 10-Sep-1987 | 27(58) |
| 01-Feb-2015 | Richard Smith | Wales | 08-Nov-1987 | 27(85) |
| 07-Nov-2014 | Simon Humberstone | Wales | 03-Jul-1987 | 27(127) |
| 01-Feb-2015 | Adam Thomas | Wales | 22-Aug-1986 | 28(163) |
| 01-Feb-2015 | Craig Mitchell | Wales | 03-May-1986 | 28(274) |
| 07-Nov-2014 | Lucas Gonzalez Amorosino | Argentina | 02-Nov-1985 | 29(5) |
| 07-Nov-2014 | Chris Dicomidis | Wales | 14-Sep-1985 | 29(54) |
| 07-Feb-2015 | Gareth Davies | Wales | 02-Mar-1984 | 30(342) |
| 14-Nov-2014 | Taufa'ao Filise | Tonga | 26-May-1977 | 37(172) |
MD = Match date,
DOB = Date of birth,
A(D) = Age(days).