| MD | Players | Club | Nationality | DOB | A(D) |
|---|---|---|---|---|---|
| 16-Feb-2013 |  Nick Tompkins | Saracens | Wales | 16-Feb-1995 | 18(1) |
| 28-Oct-2012 |  Anthony Watson | London Irish | England | 26-Feb-1994 | 18(245) |
| 20-Apr-2013 |  Michael Haley | Sale Sharks | Ireland | 28-Jun-1994 | 18(297) |
| 29-Dec-2012 |  Ollie Devoto | Bath | England | 22-Sep-1993 | 19(98) |
| 05-Oct-2012 |  George Ford | Leicester Tigers | England | 16-Mar-1993 | 19(203) |
| 25-Nov-2012 |  Jack Nowell | Exeter Chiefs | England | 11-Apr-1993 | 19(228) |
| 20-Apr-2013 |  Ben Howard | Worcester Warriors | England | 02-Jul-1993 | 19(292) |
| 23-Dec-2012 | Mark Jennings | Sale Sharks | England | 27-Feb-1993 | 19(299) |
| 01-Sep-2012 |  Billy Vunipola | London Wasps | England | 03-Nov-1992 | 19(302) |
| 22-Sep-2012 | Thomas Bell | London Wasps | England | 11-Nov-1992 | 19(315) |
| 01-Sep-2012 | Elliot Daly | London Wasps | England | 08-Oct-1992 | 19(328) |
| 01-Sep-2012 | Will Addison | Sale Sharks | England | 20-Aug-1992 | 20(12) |
| 02-Sep-2012 |  Jonah Holmes | London Welsh | Wales | 24-Jul-1992 | 20(40) |
| 26-Oct-2012 | Ross Harrison | Sale Sharks | England | 03-Sep-1992 | 20(53) |
| 03-Nov-2012 |  Jamie Elliott | Northampton Saints | England | 31-Aug-1992 | 20(64) |
| 09-Feb-2013 | Nicholas Auterac | Saracens | England | 12-Nov-1992 | 20(89) |
| 01-Sep-2012 | Marland Yarde | London Irish | England | 20-Apr-1992 | 20(134) |
| 15-Sep-2012 | Matt Kvesic | Worcester Warriors | England | 14-Apr-1992 | 20(154) |
| 01-Sep-2012 |  Dan Robson | Gloucester | England | 14-Mar-1992 | 20(171) |
| 09-Feb-2013 | Ryan Mills | Gloucester | England | 30-May-1992 | 20(255) |
| 04-Nov-2012 | Will Skuse | Bath | England | 14-Feb-1992 | 20(264) |
| 23-Nov-2012 | Ben Ransom | Saracens | England | 16-Feb-1992 | 20(281) |
| 09-Feb-2013 | Ben Nutley | Northampton Saints | England | 07-Apr-1992 | 20(308) |
| 29-Sep-2012 | Thomas Taylor | Sale Sharks | England | 11-Nov-1991 | 20(323) |
| 06-Oct-2012 | Michael Haywood | Northampton Saints | England | 10-Nov-1991 | 20(331) |
| 28-Oct-2012 | Guy Armitage | London Irish | England | 29-Nov-1991 | 20(334) |
| 15-Sep-2012 | Owen Farrell | Saracens | England | 21-Sep-1991 | 20(360) |
| 25-Nov-2012 | Fraser Balmain | Leicester Tigers | England | 16-Nov-1991 | 21(10) |
| 23-Feb-2013 | Tom Heathcote | Bath | Scotland | 11-Feb-1992 | 21(13) |
| 29-Mar-2013 | Koree Britton | Gloucester | England | 04-Mar-1992 | 21(25) |
| 15-Sep-2012 |  Charles Matthews | Harlequins | England | 23-Jul-1991 | 21(55) |
| 29-Sep-2012 | James Doyle | Sale Sharks | England | 19-Jul-1991 | 21(73) |
| 01-Sep-2012 | Steve Shingler | London Irish | Wales | 20-Jun-1991 | 21(74) |
| 08-Feb-2013 | Henry Thomas | Sale Sharks | Wales | 30-Oct-1991 | 21(102) |
| 01-Sep-2012 | Jonathan Joseph | London Irish | England | 21-May-1991 | 21(104) |
| 02-Sep-2012 | Manu Tuilagi | Leicester Tigers | England | 18-May-1991 | 21(108) |
| 01-Sep-2012 | Christian Wade | London Wasps | England | 15-May-1991 | 21(110) |
| 01-Sep-2012 | Joe Launchberry | London Wasps | England | 12-Apr-1991 | 21(143) |
| 13-Apr-2013 | Olly Woodburn | Bath | England | 18-Nov-1991 | 21(147) |
| 28-Oct-2012 | Rob Buchanan | Harlequins | England | 13-May-1991 | 21(169) |
| 03-Mar-2013 | Tom Bristow | London Welsh | England | 16-Aug-1991 | 21(200) |
| 23-Nov-2012 | Will Collier | Harlequins | England | 05-May-1991 | 21(203) |
| 07-Oct-2012 | Simon McIntyre | London Wasps | England | 19-Mar-1991 | 21(203) |
| 15-Sep-2012 | Tom Brady | Sale Sharks | England | 10-Feb-1991 | 21(218) |
| 01-Sep-2012 | Makovina Vunipola | Saracens | England | 13-Jan-1991 | 21(232) |
| 15-Sep-2012 | Jackson Wray | Saracens | England | 10-Nov-1990 | 21(310) |
| 25-Nov-2012 | Johny Harris | Leicester Tigers | England | 15-Jan-1991 | 21(315) |
| 01-Sep-2012 | Josh Matavasi | Worcester Warriors | Fiji | 05-Oct-1990 | 21(332) |
| 23-Sep-2012 | Jamie George | Saracens | England | 20-Oct-1990 | 21(339) |
| 01-Sep-2012 | Jamie Gibson | London Irish | England | 27-Sep-1990 | 21(340) |
MD = Match date,
DOB = Date of birth,
A(D) = Age(days).