| MD | Players | Nationality | DOB | A(D) |
|---|---|---|---|---|
| 05-Feb-2017 | Ross Moriarty | Wales | 18-Apr-1994 | 22(294) |
| 05-Feb-2017 | Nicky Smith | Wales | 07-Apr-1994 | 22(305) |
| 05-Feb-2017 | Samson Lee | Wales | 30-Nov-1992 | 24(67) |
| 11-Feb-2017 | Tomas Francis | Wales | 27-Apr-1992 | 24(290) |
| 05-Feb-2017 | George North | Wales | 13-Apr-1992 | 24(298) |
| 11-Feb-2017 | Rob Evans | Wales | 14-Apr-1992 | 24(303) |
| 05-Feb-2017 | Jake Ball | Wales | 21-Jun-1991 | 25(230) |
| 05-Feb-2017 | Liam Williams | Wales | 09-Apr-1991 | 25(303) |
| 05-Feb-2017 | Scott Williams | Wales | 10-Oct-1990 | 26(119) |
| 11-Feb-2017 | Alex Cuthbert | Wales | 05-Apr-1990 | 26(313) |
| 05-Feb-2017 | Daniel Biggar | Wales | 16-Oct-1989 | 27(112) |
| 05-Feb-2017 | Justin Tipuric | Wales | 06-Aug-1989 | 27(183) |
| 05-Feb-2017 | Leigh Halfpenny | Wales | 22-Dec-1988 | 28(45) |
| 05-Feb-2017 | Rhys Webb | Wales | 09-Dec-1988 | 28(58) |
| 05-Feb-2017 | Sam Warburton | Wales | 05-Oct-1988 | 28(123) |
| 05-Feb-2017 | Jon Davies | Wales | 05-Apr-1988 | 28(306) |
| 05-Feb-2017 | Ken Owens | Wales | 03-Jan-1987 | 30(34) |
| 05-Feb-2017 | Alan Wyn Jones | Wales | 19-Sep-1985 | 31(139) |
MD = Match date,
DOB = Date of birth,
A(D) = Age(days).