| MD | Players | Nationality | DOB | A(D) |
|---|---|---|---|---|
| 14-Jan-2017 | Dane Blacker | Wales | 06-Jul-1998 | 18(193) |
| 15-Oct-2016 | Owen Lane | Wales | 20-Dec-1997 | 18(300) |
| 14-Jan-2017 | Rhys Carre | Wales | 08-Feb-1998 | 18(341) |
| 15-Oct-2016 | Shane Lewis-Hughes | Wales | 20-Sep-1997 | 19(25) |
| 15-Oct-2016 | Kieron Assiratti | Wales | 30-Jun-1997 | 19(107) |
| 14-Jan-2017 | Cameron Lewis | Wales | 24-Sep-1997 | 19(112) |
| 14-Jan-2017 | Calum Bradbury | Wales | 01-Sep-1997 | 19(135) |
| 15-Oct-2016 | Morgan Sienawski | Wales | 11-Jan-1997 | 19(277) |
| 09-Dec-2016 | Teri Morgan-Gee | Wales | 18-Dec-1996 | 19(356) |
| 09-Dec-2016 | Corey Domachowski | Wales | 19-Sep-1996 | 20(81) |
| 15-Oct-2016 | Jarrod Evans | Wales | 25-Jul-1996 | 20(82) |
| 09-Dec-2016 | Harri Millard | Wales | 17-Aug-1996 | 20(114) |
| 15-Oct-2016 | Seb Davies | Wales | 15-May-1996 | 20(153) |
| 15-Oct-2016 | Liam Belcher | Wales | 28-Apr-1996 | 20(170) |
| 15-Oct-2016 | Ben Murphy | Wales | 20-Jan-1996 | 20(269) |
| 21-Oct-2016 | Mike Hale | Wales | 14-Dec-1995 | 20(312) |
| 09-Dec-2016 | Dillon Lewis | Wales | 04-Jan-1996 | 20(340) |
| 15-Oct-2016 | Hemi Barnes | Wales | 13-Oct-1995 | 21(3) |
| 09-Dec-2016 | Garyn Smith | Wales | 12-Jul-1995 | 21(151) |
| 15-Oct-2016 | Aled Summerhill | Wales | 02-Nov-1994 | 21(348) |
| 21-Oct-2016 | James Sheekey | Wales | 10-Sep-1994 | 22(42) |
| 14-Jan-2017 | Ben Leung | Wales | 16-Jul-1994 | 22(183) |
| 09-Dec-2016 | Gareth Thompson | Wales | 03-Jun-1994 | 22(190) |
| 09-Dec-2016 | Pele Cowley | Samoa | 16-Apr-1993 | 23(237) |
| 21-Oct-2016 | Bradley Thyer | Wales | 07-Feb-1993 | 23(256) |
| 15-Oct-2016 | Lewis Jones | Wales | 24-Nov-1992 | 23(325) |
| 15-Oct-2016 | James Beal | Wales | 01-Aug-1992 | 24(75) |
| 21-Oct-2016 | Alex Webber | Wales | 24-Mar-1992 | 24(211) |
| 09-Dec-2016 | Kyle Evans | Wales | 11-Sep-1990 | 26(90) |
| 21-Oct-2016 | Cam Dolan | United States | 07-Mar-1990 | 26(229) |
| 21-Oct-2016 | Luke Crocker | Wales | 09-Oct-1989 | 27(12) |
| 09-Dec-2016 | Nick White | Wales | 02-May-1989 | 27(221) |
| 14-Jan-2017 | Phil Rees | Wales | 28-Oct-1988 | 28(78) |
MD = Match date,
DOB = Date of birth,
A(D) = Age(days).