| MD | Players | Nationality | DOB | A(D) |
|---|---|---|---|---|
| 11-Dec-2015 | Jarrod Evans | Wales | 25-Jul-1996 | 19(138) |
| 14-Nov-2015 | Dillon Lewis | Wales | 04-Jan-1996 | 19(314) |
| 09-Dec-2017 | Owen Lane | Wales | 20-Dec-1997 | 19(354) |
| 14-Jan-2017 | Corey Domachowski | Wales | 19-Sep-1996 | 20(117) |
| 17-Dec-2015 | Garyn Smith | Wales | 12-Jul-1995 | 20(158) |
| 10-Dec-2016 | Seb Davies | Wales | 15-May-1996 | 20(209) |
| 15-Jan-2023 | Mason Grady | Wales | 29-Mar-2002 | 20(292) |
| 11-Apr-2010 | Leigh Halfpenny | Wales | 22-Dec-1988 | 21(110) |
| 18-Oct-2014 | Rhys Patchell | Wales | 17-May-1993 | 21(154) |
| 06-Dec-2014 | Ellis Jenkins | Wales | 29-Apr-1993 | 21(221) |
| 25-Oct-2014 | Cory Allen | Wales | 11-Feb-1993 | 21(256) |
| 16-Nov-2019 | James Botham | Wales | 22-Feb-1998 | 21(267) |
| 14-Oct-2016 | Tomos Williams | Wales | 01-Jan-1995 | 21(287) |
| 22-Jan-2016 | Ethan Lewis | Wales | 28-Mar-1994 | 21(300) |
| 07-Dec-2019 | James Ratti | Wales | 14-Oct-1997 | 22(54) |
| 16-Nov-2019 | Shane Lewis-Hughes | Wales | 20-Sep-1997 | 22(57) |
| 15-Jan-2023 | Teddy Williams | Wales | 18-Oct-2000 | 22(89) |
| 11-Dec-2020 | Sam Moore | England | 09-Sep-1998 | 22(94) |
| 16-Nov-2019 | Kieron Assiratti | Wales | 30-Jun-1997 | 22(139) |
| 01-May-2010 | Darren Allinson | Wales | 13-Nov-1987 | 22(170) |
| 18-Oct-2014 | Macauley Cook | Wales | 31-Dec-1991 | 22(292) |
| 09-Dec-2017 | Aled Summerhill | Wales | 02-Nov-1994 | 23(37) |
| 16-Nov-2019 | Harri Millard | Wales | 17-Aug-1996 | 23(90) |
| 17-Apr-2022 | Max Llewellyn | Wales | 13-Jan-1999 | 23(94) |
| 11-Apr-2010 | Jamie Roberts | Wales | 08-Nov-1986 | 23(154) |
| 23-Nov-2019 | Liam Belcher | Wales | 28-Apr-1996 | 23(208) |
| 06-Dec-2014 | Gareth Anscombe | Wales | 10-May-1991 | 23(210) |
| 25-Oct-2014 | Josh Navidi | Wales | 30-Dec-1990 | 23(299) |
| 25-Oct-2014 | Dan Fish | Wales | 19-Dec-1990 | 23(310) |
| 11-Apr-2010 | Chris Czekaj | Wales | 14-Dec-1985 | 24(118) |
| 14-Oct-2016 | Matthew Morgan | Wales | 23-Apr-1992 | 24(174) |
| 07-Dec-2019 | Josh Adams | Wales | 21-Apr-1995 | 24(230) |
| 06-Dec-2014 | Alex Cuthbert | Wales | 05-Apr-1990 | 24(245) |
| 21-Oct-2016 | Kirby Myhill | Wales | 05-Feb-1992 | 24(259) |
| 10-Dec-2022 | Rhys Carre | Wales | 08-Feb-1998 | 24(305) |
| 09-Dec-2017 | Bradley Thyer | Wales | 07-Feb-1993 | 24(305) |
| 18-Oct-2014 | Lloyd Williams | Wales | 30-Nov-1989 | 24(322) |
| 23-Nov-2019 | Will Boyde | Wales | 15-Dec-1994 | 24(343) |
| 23-Nov-2019 | Hallam Amos | Wales | 24-Sep-1994 | 25(60) |
| 25-Oct-2014 | Scott Andrews | Wales | 01-Aug-1989 | 25(85) |
| 11-Apr-2010 | Bradley Davies | Wales | 09-Jan-1985 | 25(92) |
| 25-Oct-2014 | Kristian Dacey | Wales | 25-Jul-1989 | 25(92) |
| 14-Oct-2016 | Steve Shingler | Wales | 20-Jun-1991 | 25(117) |
| 17-Dec-2015 | Tavis Knoyle | Wales | 02-Jun-1990 | 25(198) |
| 04-Apr-2015 | Joaquin Tuculet | Argentina | 06-Jun-1989 | 25(302) |
| 22-Jan-2016 | Cam Dolan | United States | 07-Mar-1990 | 25(321) |
| 07-Dec-2019 | Ben Thomas | Wales | 27-Nov-1993 | 26(10) |
| 18-Oct-2014 | Sam Warburton | Wales | 05-Oct-1988 | 26(13) |
| 13-Oct-2017 | Oliver Robinson | England | 21-Jul-1991 | 26(85) |
| 18-Oct-2014 | Geraint Walsh | Wales | 19-May-1988 | 26(152) |
MD = Match date,
DOB = Date of birth,
A(D) = Age(days).