| MD | Players | Nationality | DOB | A(D) |
|---|---|---|---|---|
| 02-Feb-2013 | Owen Farrell | England | 21-Sep-1991 | 21(135) |
| 23-Feb-2013 | Manu Tuilagi | England | 18-May-1991 | 21(282) |
| 02-Feb-2013 | Joe Launchberry | England | 12-Apr-1991 | 21(297) |
| 10-Mar-2013 | Makovina Vunipola | England | 13-Jan-1991 | 22(57) |
| 02-Feb-2013 | Joe Marler | England | 07-Jul-1990 | 22(211) |
| 02-Feb-2013 | Ben Youngs | England | 05-Sep-1989 | 23(150) |
| 02-Feb-2013 | Ben Morgan | England | 18-Feb-1989 | 23(349) |
| 23-Feb-2013 | Courtney Lawes | England | 23-Feb-1989 | 24(0) |
| 02-Feb-2013 | Billy Twelvetrees | England | 15-Nov-1988 | 24(79) |
| 02-Feb-2013 | Alex Goode | England | 07-May-1988 | 24(271) |
| 02-Feb-2013 | Dan Cole | England | 09-May-1987 | 25(270) |
| 02-Feb-2013 | Chris Ashton | England | 29-Mar-1987 | 25(311) |
| 02-Feb-2013 | Tom Youngs | England | 28-Jan-1987 | 26(6) |
| 10-Mar-2013 | Danny Care | England | 02-Jan-1987 | 26(68) |
| 02-Feb-2013 | Tom Wood | England | 03-Nov-1986 | 26(92) |
| 02-Feb-2013 | Bradley Barritt | England | 07-Aug-1986 | 26(180) |
| 02-Feb-2013 | Chris Robshaw | England | 04-Jun-1986 | 26(244) |
| 23-Feb-2013 | Dylan Hartley | England | 24-Mar-1986 | 26(337) |
| 16-Mar-2013 | Tom Croft | England | 07-Nov-1985 | 27(129) |
| 02-Feb-2013 | Mike Brown | England | 04-Sep-1985 | 27(151) |
| 10-Mar-2013 | Toby Flood | England | 08-Aug-1985 | 27(214) |
| 10-Feb-2013 | James Haskell | England | 02-Apr-1985 | 27(314) |
| 02-Feb-2013 | Geoffrey Parling | England | 28-Oct-1983 | 29(98) |
MD = Match date,
DOB = Date of birth,
A(D) = Age(days).