| MD | Players | Nationality | DOB | A(D) |
|---|---|---|---|---|
| 05-May-2018 | Sam Arnold | Ireland | 08-Apr-1996 | 22(27) |
| 05-May-2018 | Jack O'Donoghue | Ireland | 08-Jan-1994 | 24(117) |
| 05-May-2018 | Rory Scannell | Ireland | 22-Dec-1993 | 24(134) |
| 05-May-2018 | Jean Kleyn | South Africa | 26-Aug-1993 | 24(252) |
| 05-May-2018 | Rhys Marshall | New Zealand | 12-Oct-1992 | 25(205) |
| 05-May-2018 | JJ Hanrahan | Ireland | 27-Jul-1992 | 25(282) |
| 05-May-2018 | Andrew Conway | Ireland | 11-Jul-1991 | 26(299) |
| 05-May-2018 | James Cronin | Ireland | 23-Nov-1990 | 27(163) |
| 05-May-2018 | CJ Stander | Ireland | 05-Apr-1990 | 28(30) |
| 05-May-2018 | Simon Zebo | Ireland | 16-Mar-1990 | 28(50) |
| 05-May-2018 | Peter O'Mahony | Ireland | 17-Sep-1989 | 28(230) |
| 05-May-2018 | Conor Murray | Ireland | 20-Apr-1989 | 29(15) |
| 19-May-2018 | John Ryan | Ireland | 02-Aug-1988 | 29(290) |
| 05-May-2018 | Stephen Archer | Ireland | 29-Jan-1988 | 30(97) |
| 05-May-2018 | Keith Earls | Ireland | 02-Oct-1987 | 30(216) |
| 05-May-2018 | Billy Holland | Ireland | 03-Aug-1985 | 32(275) |
MD = Match date,
DOB = Date of birth,
A(D) = Age(days).