| MD | Players | Nationality | DOB | A(D) |
|---|---|---|---|---|
| 10-Sep-2016 | Robert Lyttle | Ireland | 28-Jan-1997 | 19(225) |
| 02-Sep-2016 | Jacob Stockdale | Ireland | 03-Apr-1996 | 20(152) |
| 02-Sep-2016 | Brett Herron | England | 13-Nov-1995 | 20(294) |
| 10-Sep-2016 | Kieran Treadwell | England | 16-Nov-1995 | 20(299) |
| 02-Sep-2016 | Ross Kane | Ireland | 14-Oct-1994 | 21(324) |
| 02-Sep-2016 | Stuart Olding | Ireland | 11-Mar-1993 | 23(175) |
| 10-Feb-2017 | John Andrew | Ireland | 26-May-1993 | 23(260) |
| 16-Sep-2016 | Alan O'Connor | Ireland | 10-Sep-1992 | 24(6) |
| 02-Sep-2016 | Stuart McCloskey | Ireland | 06-Aug-1992 | 24(27) |
| 10-Feb-2017 | Peter Nelson | Canada | 05-Oct-1992 | 24(128) |
| 23-Sep-2016 | Iain Henderson | Ireland | 21-Feb-1992 | 24(215) |
| 10-Sep-2016 | Kyle McCall | Ireland | 02-Jan-1992 | 24(252) |
| 16-Sep-2016 | Paddy Jackson | Ireland | 05-Jan-1992 | 24(255) |
| 02-Sep-2016 | Charles Piutau | New Zealand | 31-Oct-1991 | 24(307) |
| 02-Sep-2016 | Craig Gilroy | Ireland | 11-Mar-1991 | 25(176) |
| 10-Sep-2016 | Luke Marshall | Ireland | 03-Mar-1991 | 25(192) |
| 23-Sep-2016 | Andrew Warwick | Ireland | 12-Mar-1991 | 25(196) |
| 10-Feb-2017 | Marcell Coetzee | South Africa | 08-May-1991 | 25(279) |
| 02-Sep-2016 | Robert Herring | Ireland | 27-Apr-1990 | 26(129) |
| 02-Sep-2016 | Clive Ross | Ireland | 14-Jun-1989 | 27(80) |
| 02-Sep-2016 | Sean Reidy | Ireland | 10-May-1989 | 27(115) |
| 10-Sep-2016 | Rodney Ah You | Ireland | 27-Oct-1988 | 27(318) |
| 28-Oct-2016 | Wiehahn Herbst | South Africa | 05-Jul-1988 | 28(115) |
| 02-Sep-2016 | Peter Browne | England | 25-Oct-1987 | 28(313) |
| 04-Nov-2016 | Sam Windsor | Australia | 12-Jun-1987 | 29(146) |
| 23-Sep-2016 | Darren Cave | Ireland | 05-Apr-1987 | 29(172) |
| 10-Sep-2016 | Louis Ludik | South Africa | 08-Oct-1986 | 29(338) |
| 02-Sep-2016 | Callum Black | England | 25-Feb-1986 | 30(190) |
| 16-Sep-2016 | Robert Diack | Ireland | 12-Nov-1985 | 30(309) |
| 23-Sep-2016 | Jared Payne | Ireland | 13-Oct-1985 | 30(346) |
| 10-Feb-2017 | Richard Lutton | England | 26-Feb-1986 | 30(350) |
| 01-Oct-2016 | Paul Marshall | Ireland | 26-Jul-1985 | 31(67) |
| 28-Oct-2016 | Daniel Tuohy | Ireland | 18-Jun-1985 | 31(133) |
| 03-Dec-2016 | Chris Henry | Ireland | 17-Oct-1984 | 32(47) |
| 31-Dec-2016 | Andrew Trimble | Ireland | 20-Oct-1984 | 32(72) |
| 02-Sep-2016 | Rhian Pienaar | South Africa | 10-Mar-1984 | 32(176) |
| 07-Oct-2016 | Tommy Bowe | Ireland | 22-Feb-1984 | 32(228) |
| 02-Sep-2016 | Franco van der Merwe | South Africa | 15-Mar-1983 | 33(172) |
| 01-Oct-2016 | Rory Best | Ireland | 15-Aug-1982 | 34(48) |
| 02-Sep-2016 | Roger Wilson | Ireland | 21-Sep-1981 | 34(347) |
MD = Match date,
DOB = Date of birth,
A(D) = Age(days).