| MD | Players | Club | Nationality | DOB | A(D) |
|---|---|---|---|---|---|
| 20-May-2017 |  Stuart Townsend | Exeter Chiefs | England | 11-Oct-1995 | 21(222) |
| 20-May-2017 |  Ellis Genge | Leicester Tigers | England | 16-Feb-1995 | 22(94) |
| 20-May-2017 |  Maro Itoje | Saracens | England | 28-Oct-1994 | 22(205) |
| 20-May-2017 | Ollie Devoto | Exeter Chiefs | England | 22-Sep-1993 | 23(240) |
| 20-May-2017 | Luke Cowan-Dickie | Exeter Chiefs | England | 20-Jun-1993 | 23(334) |
| 20-May-2017 | Jack Nowell | Exeter Chiefs | England | 11-Apr-1993 | 24(39) |
| 20-May-2017 | Dominic Barrow | Leicester Tigers | England | 19-Mar-1993 | 24(62) |
| 20-May-2017 | Billy Vunipola | Saracens | England | 03-Nov-1992 | 24(198) |
| 20-May-2017 |  Elliot Daly | London Wasps | England | 08-Oct-1992 | 24(224) |
| 20-May-2017 | Thomas Young | London Wasps | Wales | 18-May-1992 | 25(2) |
| 27-May-2017 | Joshua Bassett | London Wasps | England | 17-Mar-1992 | 25(71) |
| 27-May-2017 | Dan Robson | London Wasps | England | 14-Mar-1992 | 25(74) |
| 20-May-2017 | Owen Williams | Leicester Tigers | Wales | 27-Feb-1992 | 25(83) |
| 20-May-2017 | Luke Hamilton | Leicester Tigers | Scotland | 07-Jan-1992 | 25(134) |
| 27-May-2017 | Olly Woodburn | Exeter Chiefs | England | 18-Nov-1991 | 25(191) |
| 27-May-2017 | Thomas Taylor | London Wasps | England | 11-Nov-1991 | 25(198) |
| 20-May-2017 | Harry Williams | Exeter Chiefs | England | 01-Oct-1991 | 25(232) |
| 20-May-2017 | Owen Farrell | Saracens | England | 21-Sep-1991 | 25(242) |
| 20-May-2017 | Nathan Hughes | London Wasps | England | 10-Jun-1991 | 25(345) |
| 20-May-2017 | Christian Wade | London Wasps | England | 15-May-1991 | 26(6) |
| 20-May-2017 | Joe Launchberry | London Wasps | England | 12-Apr-1991 | 26(39) |
| 20-May-2017 | Makovina Vunipola | Saracens | England | 13-Jan-1991 | 26(128) |
| 20-May-2017 | Telusa Veainu | Leicester Tigers | Tonga | 26-Dec-1990 | 26(146) |
| 20-May-2017 | Jackson Wray | Saracens | England | 10-Nov-1990 | 26(192) |
| 20-May-2017 | Jamie George | Saracens | England | 20-Oct-1990 | 26(213) |
| 20-May-2017 | Freddie Burns | Leicester Tigers | England | 13-May-1990 | 27(7) |
| 20-May-2017 | Vincent Koch | Saracens | South Africa | 13-Mar-1990 | 27(68) |
| 20-May-2017 | George Kruis | Saracens | England | 22-Feb-1990 | 27(87) |
| 20-May-2017 | Philip Swainston | London Wasps | England | 12-Dec-1989 | 27(159) |
| 20-May-2017 | James Short | Exeter Chiefs | England | 15-Oct-1989 | 27(217) |
| 20-May-2017 | Graham Kitchener | Leicester Tigers | England | 29-Sep-1989 | 27(233) |
| 20-May-2017 | Duncan Taylor | Saracens | Scotland | 05-Sep-1989 | 27(257) |
| 20-May-2017 | Ben Youngs | Leicester Tigers | England | 05-Sep-1989 | 27(257) |
| 20-May-2017 | Willie Le Roux | London Wasps | South Africa | 18-Aug-1989 | 27(275) |
| 20-May-2017 | Matthew Symons | London Wasps | England | 04-Aug-1989 | 27(289) |
| 20-May-2017 | Ben Moon | Exeter Chiefs | England | 14-Jul-1989 | 27(310) |
| 20-May-2017 | Peter Betham | Leicester Tigers | Australia | 06-Jan-1989 | 28(134) |
| 20-May-2017 | Kurtley Beale | London Wasps | Australia | 06-Jan-1989 | 28(134) |
| 20-May-2017 | Donovan Armand | Exeter Chiefs | England | 23-Sep-1988 | 28(239) |
| 20-May-2017 | Joe Simpson | London Wasps | England | 05-Jul-1988 | 28(319) |
| 20-May-2017 | Alex Goode | Saracens | England | 07-May-1988 | 29(13) |
| 20-May-2017 | Michael Rhodes | Saracens | South Africa | 19-Dec-1987 | 29(153) |
| 20-May-2017 | Danny Cipriani | London Wasps | England | 02-Nov-1987 | 29(200) |
| 20-May-2017 | Adam Thompstone | Leicester Tigers | England | 04-Sep-1987 | 29(259) |
| 20-May-2017 | Ian Whitten | Exeter Chiefs | Ireland | 05-Jun-1987 | 29(350) |
| 20-May-2017 | Dan Cole | Leicester Tigers | England | 09-May-1987 | 30(12) |
| 20-May-2017 | Chris Ashton | Saracens | England | 29-Mar-1987 | 30(53) |
| 20-May-2017 | Michael Fitzgerald | Leicester Tigers | New Zealand | 08-Feb-1987 | 30(102) |
| 20-May-2017 | Tom Youngs | Leicester Tigers | England | 28-Jan-1987 | 30(113) |
| 20-May-2017 | Ashley Johnson | London Wasps | South Africa | 16-May-1986 | 31(4) |
MD = Match date,
DOB = Date of birth,
A(D) = Age(days).