| MD | Players | Nationality | DOB | A(D) |
|---|---|---|---|---|
| 25-Nov-2016 | William Evans | England | 28-Jan-1997 | 19(301) |
| 25-Nov-2016 | George Worth | England | 08-Oct-1996 | 20(48) |
| 18-Sep-2016 | Ellis Genge | England | 16-Feb-1995 | 21(215) |
| 03-Dec-2016 | Harry Thacker | England | 18-Feb-1994 | 22(289) |
| 24-Feb-2017 | Harry Wells | England | 29-Sep-1993 | 23(148) |
| 02-Sep-2016 | Dominic Barrow | England | 19-Mar-1993 | 23(167) |
| 18-Sep-2016 | George McGuigan | Ireland | 30-Mar-1993 | 23(172) |
| 08-Oct-2016 | Jono Kitto | New Zealand | 30-Mar-1992 | 24(192) |
| 18-Sep-2016 | Owen Williams | Wales | 27-Feb-1992 | 24(204) |
| 02-Sep-2016 | Luke Hamilton | Scotland | 07-Jan-1992 | 24(239) |
| 18-Sep-2016 | Mike Williams | England | 04-Nov-1991 | 24(319) |
| 29-Oct-2016 | Jack Roberts | Wales | 20-Nov-1991 | 24(344) |
| 02-Sep-2016 | Manu Tuilagi | England | 18-May-1991 | 25(108) |
| 01-Oct-2016 | Tom Brady | England | 10-Feb-1991 | 25(234) |
| 02-Sep-2016 | Telusa Veainu | Tonga | 26-Dec-1990 | 25(251) |
| 02-Sep-2016 | Freddie Burns | England | 13-May-1990 | 26(113) |
| 02-Sep-2016 | Sam Harrison | England | 07-Apr-1990 | 26(149) |
| 02-Sep-2016 | Locky McCaffrey | Australia | 19-Mar-1990 | 26(168) |
| 18-Sep-2016 | Graham Kitchener | England | 29-Sep-1989 | 26(355) |
| 18-Sep-2016 | Ben Youngs | England | 05-Sep-1989 | 27(13) |
| 02-Sep-2016 | Greg Bateman | England | 20-Jun-1989 | 27(74) |
| 02-Sep-2016 | Peter Betham | Australia | 06-Jan-1989 | 27(239) |
| 02-Sep-2016 | Ed Slater | England | 01-Aug-1988 | 28(32) |
| 10-Sep-2016 | Adam Thompstone | England | 04-Sep-1987 | 29(7) |
| 10-Sep-2016 | Dan Cole | England | 09-May-1987 | 29(125) |
| 10-Sep-2016 | Michael Fitzgerald | New Zealand | 08-Feb-1987 | 29(215) |
| 02-Sep-2016 | Tom Youngs | England | 28-Jan-1987 | 29(218) |
| 03-Dec-2016 | Logoviki Mulipola | Samoa | 11-Mar-1987 | 29(268) |
| 24-Dec-2016 | Patric Cilliers | South Africa | 03-Mar-1987 | 29(297) |
| 02-Sep-2016 | JP Pietersen | South Africa | 12-Jul-1986 | 30(53) |
| 02-Sep-2016 | Matthew Tait | England | 06-Feb-1986 | 30(209) |
| 10-Sep-2016 | Matt Smith | England | 15-Nov-1985 | 30(300) |
| 20-Nov-2016 | Tom Croft | England | 07-Nov-1985 | 31(14) |
| 18-Feb-2017 | Maxime Mermoz | France | 28-Jul-1985 | 31(205) |
| 02-Sep-2016 | Brendan O'Connor | New Zealand | 31-May-1983 | 33(95) |
| 02-Sep-2016 | Marcos Ayerza | Argentina | 12-Jan-1983 | 33(234) |
| 11-Feb-2017 | Michele Rizzo | Italy | 16-Sep-1982 | 34(149) |
MD = Match date,
DOB = Date of birth,
A(D) = Age(days).