| MD | Players | Nationality | DOB | A(D) |
|---|---|---|---|---|
| 03-Sep-2016 | Harry Mallinder | England | 13-Jun-1996 | 20(82) |
| 30-Sep-2016 | Rory Hutchinson | Scotland | 29-Jan-1996 | 20(245) |
| 09-Apr-2017 | David Ribbans | England | 29-Aug-1995 | 21(224) |
| 03-Dec-2016 | Paul Hill | England | 02-Mar-1995 | 21(277) |
| 25-Nov-2016 | Tom Collins | England | 03-Jul-1994 | 22(146) |
| 11-Sep-2016 | Teimana Harrison | England | 05-Sep-1992 | 24(6) |
| 18-Nov-2016 | Jamie Elliott | England | 31-Aug-1992 | 24(79) |
| 03-Dec-2016 | JJ Hanrahan | Ireland | 27-Jul-1992 | 24(129) |
| 11-Sep-2016 | George North | Wales | 13-Apr-1992 | 24(151) |
| 25-Nov-2016 | Ben Nutley | England | 07-Apr-1992 | 24(232) |
| 17-Sep-2016 | Michael Haywood | England | 10-Nov-1991 | 24(312) |
| 03-Sep-2016 | Jamie Gibson | England | 27-Sep-1990 | 25(342) |
| 03-Sep-2016 | Kieran Brookes | England | 29-Aug-1990 | 26(6) |
| 03-Sep-2016 | Alex Waller | England | 14-Feb-1990 | 26(202) |
| 24-Sep-2016 | Nick Groom | South Africa | 21-Feb-1990 | 26(216) |
| 25-Nov-2016 | Tom Kessell | England | 21-Feb-1990 | 26(278) |
| 03-Sep-2016 | Ahsee Tuala | Samoa | 23-Aug-1989 | 27(11) |
| 30-Sep-2016 | Calum Clark | England | 10-Jun-1989 | 27(112) |
| 03-Sep-2016 | Ken Pisi | Samoa | 24-Feb-1989 | 27(191) |
| 03-Sep-2016 | Courtney Lawes | England | 23-Feb-1989 | 27(192) |
| 25-Nov-2016 | James Craig | England | 08-Nov-1988 | 28(17) |
| 10-Feb-2017 | Nafi Tuitavake | Tonga | 21-Jan-1989 | 28(20) |
| 23-Dec-2016 | Juan Pablo Estelles | Argentina | 05-May-1988 | 28(232) |
| 03-Sep-2016 | Luther Burrell | England | 06-Dec-1987 | 28(272) |
| 03-Sep-2016 | Tom Wood | England | 03-Nov-1986 | 29(305) |
| 03-Sep-2016 | George Pisi | Samoa | 29-Jun-1986 | 30(67) |
| 03-Sep-2016 | Dylan Hartley | England | 24-Mar-1986 | 30(164) |
| 03-Sep-2016 | Louis Picamoles | France | 05-Feb-1986 | 30(211) |
| 19-Feb-2017 | Api Ratuniyarawa | Fiji | 11-Jul-1986 | 30(224) |
| 03-Sep-2016 | Ben Foden | England | 22-Jul-1985 | 31(44) |
| 03-Sep-2016 | Michael Paterson | New Zealand | 09-May-1985 | 31(117) |
| 03-Sep-2016 | Lee Dickson | England | 29-Mar-1985 | 31(159) |
| 24-Sep-2016 | Sam Dickinson | England | 28-Jan-1985 | 31(239) |
| 11-Sep-2016 | Stephen Myler | England | 21-Jul-1984 | 32(52) |
| 28-Oct-2016 | James Wilson | New Zealand | 07-Jul-1983 | 33(114) |
| 28-Oct-2016 | Christian Day | England | 24-Jun-1983 | 33(127) |
MD = Match date,
DOB = Date of birth,
A(D) = Age(days).