| MD | Players | Nationality | DOB | A(D) |
|---|---|---|---|---|
| 09-Dec-2017 | Sam Arnold | Ireland | 08-Apr-1996 | 21(245) |
| 09-Dec-2017 | Alex Wootton | Ireland | 07-Jul-1994 | 23(155) |
| 15-Oct-2017 | Rory Scannell | Ireland | 22-Dec-1993 | 23(297) |
| 21-Oct-2017 | Jean Kleyn | South Africa | 26-Aug-1993 | 24(56) |
| 31-Mar-2018 | Jack O'Donoghue | Ireland | 08-Jan-1994 | 24(82) |
| 15-Oct-2017 | Darren Sweetman | Ireland | 05-May-1993 | 24(163) |
| 15-Oct-2017 | Chris Farrell | Ireland | 16-Mar-1993 | 24(213) |
| 21-Oct-2017 | Rhys Marshall | New Zealand | 12-Oct-1992 | 25(9) |
| 15-Oct-2017 | Niall Scannell | Ireland | 08-Apr-1992 | 25(190) |
| 09-Dec-2017 | Andrew Conway | Ireland | 11-Jul-1991 | 26(152) |
| 17-Dec-2017 | Kevin O'Byrne | Ireland | 16-Apr-1991 | 26(246) |
| 09-Dec-2017 | Chris Cloete | South Africa | 15-Feb-1991 | 26(298) |
| 15-Oct-2017 | Tyler Bleyedaal | New Zealand | 31-May-1990 | 27(137) |
| 15-Oct-2017 | CJ Stander | Ireland | 05-Apr-1990 | 27(193) |
| 15-Oct-2017 | Simon Zebo | Ireland | 16-Mar-1990 | 27(213) |
| 15-Oct-2017 | Peter O'Mahony | Ireland | 17-Sep-1989 | 28(28) |
| 15-Oct-2017 | Mark Flanagan | Ireland | 02-Aug-1989 | 28(74) |
| 15-Oct-2017 | Conor Murray | Ireland | 20-Apr-1989 | 28(178) |
| 15-Oct-2017 | Dave Kilcoyne | Ireland | 14-Dec-1988 | 28(305) |
| 15-Oct-2017 | Stephen Archer | Ireland | 29-Jan-1988 | 29(260) |
| 15-Oct-2017 | Keith Earls | Ireland | 02-Oct-1987 | 30(14) |
| 15-Oct-2017 | Tommy O'Donnell | Ireland | 21-May-1987 | 30(148) |
| 21-Oct-2017 | Ian Keatley | Ireland | 01-Apr-1987 | 30(204) |
| 15-Oct-2017 | Billy Holland | Ireland | 03-Aug-1985 | 32(73) |
MD = Match date,
DOB = Date of birth,
A(D) = Age(days).