| MD | Players | Nationality | DOB | A(D) |
|---|---|---|---|---|
| 03-Sep-2016 | Joe Marchant | England | 16-Jul-1996 | 20(49) |
| 24-Sep-2016 | James Chisholm | England | 11-Aug-1995 | 21(45) |
| 20-Nov-2016 | Aaron Morris | England | 10-Jan-1995 | 21(315) |
| 17-Sep-2016 | Tim Swiel | South Africa | 04-Jun-1993 | 23(105) |
| 03-Sep-2016 | Kyle Sinckler | England | 30-Mar-1993 | 23(157) |
| 03-Sep-2016 | Jack Clifford | England | 12-Feb-1993 | 23(203) |
| 17-Sep-2016 | Charlie Walker | England | 23-Dec-1992 | 23(268) |
| 24-Sep-2016 | George Merrick | England | 04-Oct-1992 | 23(355) |
| 03-Sep-2016 | Sam Twomey | England | 09-May-1992 | 24(117) |
| 03-Sep-2016 | Marland Yarde | England | 20-Apr-1992 | 24(136) |
| 29-Oct-2016 | Charles Matthews | England | 23-Jul-1991 | 25(99) |
| 03-Sep-2016 | Rob Buchanan | England | 13-May-1991 | 25(114) |
| 24-Sep-2016 | Will Collier | England | 05-May-1991 | 25(143) |
| 02-Oct-2016 | Alofa Alofa | Samoa | 12-Mar-1991 | 25(205) |
| 03-Sep-2016 | Ross Chisholm | England | 05-Oct-1990 | 25(334) |
| 03-Sep-2016 | Luke Wallace | England | 02-Oct-1990 | 25(337) |
| 03-Sep-2016 | Joe Marler | England | 07-Jul-1990 | 26(59) |
| 17-Sep-2016 | Winston Stanley | Samoa | 11-Feb-1989 | 27(218) |
| 10-Feb-2017 | Charlie Mulchrone | England | 14-May-1989 | 27(272) |
| 07-Jan-2017 | Owen Evans | Wales | 19-Feb-1989 | 27(322) |
| 02-Oct-2016 | Joe Gray | England | 05-Aug-1988 | 28(58) |
| 10-Feb-2017 | Matt Luamanu | Samoa | 04-Apr-1988 | 28(312) |
| 27-Dec-2016 | Ruaridh Jackson | Scotland | 12-Feb-1988 | 28(319) |
| 03-Sep-2016 | Tim Visser | Scotland | 29-May-1987 | 29(98) |
| 03-Sep-2016 | Danny Care | England | 02-Jan-1987 | 29(245) |
| 03-Sep-2016 | Jamie Roberts | Wales | 08-Nov-1986 | 29(300) |
| 03-Sep-2016 | Chris Robshaw | England | 04-Jun-1986 | 30(92) |
| 17-Sep-2016 | Mike Brown | England | 04-Sep-1985 | 31(14) |
| 20-Nov-2016 | Dan Murphy | England | 27-Oct-1985 | 31(25) |
| 03-Sep-2016 | James Horwill | Australia | 29-May-1985 | 31(97) |
| 20-Nov-2016 | David Ward | England | 21-May-1985 | 31(183) |
| 02-Oct-2016 | Mark Lambert | England | 19-Feb-1985 | 31(226) |
| 24-Sep-2016 | Matthew Hopper | England | 29-Jan-1985 | 31(239) |
| 18-Feb-2017 | Mark Reddish | New Zealand | 03-Mar-1985 | 31(352) |
| 02-Oct-2016 | Karl Dickson | England | 02-Aug-1982 | 34(62) |
| 10-Feb-2017 | Adam Jones | Wales | 08-Mar-1981 | 35(340) |
| 03-Sep-2016 | Nick Evans | New Zealand | 14-Aug-1980 | 36(20) |
MD = Match date,
DOB = Date of birth,
A(D) = Age(days).