| MD | Players | Nationality | DOB | A(D) |
|---|---|---|---|---|
| 11-Jan-2019 | Ben Fry | Wales | 26-Sep-1998 | 20(107) |
| 11-Jan-2019 | Chris Coleman | Wales | 31-Aug-1998 | 20(133) |
| 19-Oct-2018 | Jared Rosser | Wales | 31-Dec-1997 | 20(292) |
| 19-Oct-2018 | Aaron Wainwright | Wales | 25-Sep-1997 | 21(24) |
| 11-Jan-2019 | Will Talbot-Davies | Wales | 11-Sep-1997 | 21(122) |
| 13-Oct-2018 | Leon Brown | Wales | 26-Oct-1996 | 21(352) |
| 08-Dec-2018 | Harrison Keddie | Wales | 10-Jul-1996 | 22(151) |
| 13-Oct-2018 | Tyler Morgan | Wales | 11-Sep-1995 | 23(32) |
| 11-Jan-2019 | Joseph Davies | Wales | 13-Nov-1995 | 23(59) |
| 13-Oct-2018 | Ollie Griffiths | Wales | 23-Mar-1995 | 23(204) |
| 13-Oct-2018 | Dafydd Howells | Wales | 22-Mar-1995 | 23(205) |
| 08-Dec-2018 | Jack Dixon | Wales | 13-Dec-1994 | 23(360) |
| 08-Dec-2018 | Hallam Amos | Wales | 24-Sep-1994 | 24(75) |
| 13-Oct-2018 | Ross Moriarty | Wales | 18-Apr-1994 | 24(178) |
| 13-Oct-2018 | Elliott Dee | Wales | 07-Mar-1994 | 24(220) |
| 11-Jan-2019 | James Benjamin | Wales | 21-Feb-1994 | 24(324) |
| 19-Oct-2018 | Jordan Williams | Wales | 20-Sep-1993 | 25(29) |
| 08-Dec-2018 | Brandon Nansen | Samoa | 03-Nov-1993 | 25(35) |
| 19-Oct-2018 | Rhodri Williams | Wales | 05-May-1993 | 25(167) |
| 13-Oct-2018 | Matthew Screech | Wales | 24-Oct-1992 | 25(354) |
| 11-Jan-2019 | Gerard Ellis | England | 25-Oct-1992 | 26(78) |
| 13-Oct-2018 | Josh Lewis | Wales | 22-Mar-1992 | 26(205) |
| 19-Oct-2018 | Cory Hill | Wales | 10-Feb-1992 | 26(252) |
| 08-Dec-2018 | Lloyd Fairbrother | England | 13-Nov-1991 | 27(25) |
| 11-Jan-2019 | Rhodri Davies | Wales | 14-Oct-1991 | 27(89) |
| 13-Oct-2018 | Adam Warren | Wales | 07-Mar-1991 | 27(220) |
| 13-Oct-2018 | Tavis Knoyle | Wales | 02-Jun-1990 | 28(133) |
| 11-Jan-2019 | Jason Tovey | Wales | 28-Apr-1989 | 29(258) |
| 08-Dec-2018 | Ryan Bevington | Wales | 09-Dec-1988 | 29(364) |
| 13-Oct-2018 | Nic Cudd | Wales | 12-Oct-1988 | 30(1) |
| 13-Oct-2018 | Lewis Evans | Wales | 09-Jul-1987 | 31(96) |
| 15-Dec-2018 | Aaron Jarvis | Wales | 20-May-1986 | 32(209) |
| 13-Oct-2018 | Juan Harris | South Africa | 22-Feb-1985 | 33(233) |
| 13-Oct-2018 | Zane Kirchner | South Africa | 16-Jun-1984 | 34(119) |
| 08-Dec-2018 | Richard Hibbard | Wales | 13-Dec-1983 | 34(361) |
MD = Match date,
DOB = Date of birth,
A(D) = Age(days).