| MD | Players | Nationality | DOB | A(D) |
|---|---|---|---|---|
| 02-Feb-2018 | Zane Kirchner | South Africa | 16-Jun-1984 | 33(231) |
| 02-Feb-2018 | Rynard Landman | South Africa | 24-Jul-1986 | 31(194) |
| 27-Jan-2018 | Sam Hobbs | Wales | 13-May-1988 | 29(259) |
| 02-Feb-2018 | Rhys Buckley | Wales | 18-Jun-1989 | 28(229) |
| 27-Jan-2018 | Sam Beard | New Zealand | 03-May-1990 | 27(269) |
| 02-Feb-2018 | Charlie Davies | England | 23-May-1990 | 27(255) |
| 17-Nov-2017 | Adam Warren | Wales | 07-Mar-1991 | 26(256) |
| 27-Jan-2018 | Carl Meyer | South Africa | 27-May-1991 | 26(246) |
| 17-Nov-2017 | Lloyd Fairbrother | England | 13-Nov-1991 | 26(5) |
| 27-Jan-2018 | Patrick Howard | South Africa | 27-Mar-1992 | 25(306) |
| 02-Feb-2018 | Gerard Ellis | England | 25-Oct-1992 | 25(100) |
| 17-Nov-2017 | Matthew Screech | Wales | 24-Oct-1992 | 25(24) |
| 02-Feb-2018 | James Benjamin | Wales | 21-Feb-1994 | 23(346) |
| 17-Nov-2017 | Ben Roach | Wales | 30-Jan-1994 | 23(291) |
| 02-Feb-2018 | Nicky Thomas | Wales | 26-Aug-1994 | 23(160) |
| 27-Jan-2018 | James Sheekey | Wales | 10-Sep-1994 | 23(139) |
| 02-Feb-2018 | Ashton Hewitt | Wales | 20-Nov-1994 | 23(74) |
| 17-Nov-2017 | Angus O'Brien | Wales | 17-Sep-1994 | 23(61) |
| 11-Nov-2017 | Luke Garrett | Wales | 11-Jan-1995 | 22(305) |
| 27-Jan-2018 | Robson Blake | Wales | 15-May-1995 | 22(258) |
| 17-Nov-2017 | Ollie Griffiths | Wales | 23-Mar-1995 | 22(240) |
| 02-Feb-2018 | Joseph Davies | Wales | 13-Nov-1995 | 22(82) |
| 27-Jan-2018 | Liam Belcher | Wales | 28-Apr-1996 | 21(274) |
| 17-Nov-2017 | Joe Thomas | Wales | 21-Feb-1996 | 21(270) |
| 02-Feb-2018 | Harrison Keddie | Wales | 10-Jul-1996 | 21(207) |
| 17-Nov-2017 | Arwel Robson | Wales | 21-Feb-1997 | 20(269) |
| 02-Feb-2018 | Connor Edwards | Wales | 28-Jun-1997 | 20(219) |
| 02-Feb-2018 | Aaron Wainwright | Wales | 25-Sep-1997 | 20(130) |
| 02-Feb-2018 | Jared Rosser | Wales | 31-Dec-1997 | 20(33) |
| 27-Jan-2018 | Max Williams | Wales | 02-Apr-1998 | 19(300) |
| 17-Nov-2017 | Joe Goodchild | Wales | 12-Apr-1998 | 19(219) |
| 27-Jan-2018 | Dan Babos | Wales | 17-Oct-1998 | 19(102) |
| 17-Nov-2017 | Josh Reynolds | Wales | 01-Dec-1998 | 18(352) |
| 02-Feb-2018 | Rio Dyer | Wales | 21-Dec-1999 | 18(44) |
MD = Match date,
DOB = Date of birth,
A(D) = Age(days).