| MD | Players | Club | Nationality | DOB | A(D) |
|---|---|---|---|---|---|
| 05-Jun-2010 |  Tom Prydie | Wales | Wales | 23-Feb-1992 | 18(103) |
| 14-Nov-2009 |  Josh Matavasi | Fiji | Fiji | 05-Oct-1990 | 19(40) |
| 31-Oct-2009 |  James O'Connor | Australia | Australia | 05-Jul-1990 | 19(118) |
| 13-Nov-2009 | Daniel Biggar | Wales | Wales | 16-Oct-1989 | 20(28) |
| 21-Nov-2009 |  Benjamin Fall | France | France | 29-Apr-1989 | 20(206) |
| 21-Nov-2009 | Alexandre Lapandry | France | France | 13-Apr-1989 | 20(222) |
| 07-Nov-2009 |  Zac Guildford | New Zealand | New Zealand | 08-Feb-1989 | 20(272) |
| 19-Jun-2010 |  Ben Youngs | England | England | 05-Sep-1989 | 20(287) |
| 05-Jun-2010 | Rob Horne | Australia | Australia | 15-Aug-1989 | 20(294) |
| 07-Nov-2009 | Leigh Halfpenny | Wales | Wales | 22-Dec-1988 | 20(320) |
| 21-Nov-2009 | Morgan Parra | France | France | 15-Nov-1988 | 21(6) |
| 21-Nov-2009 |  Simone Favaro | Italy | Italy | 07-Nov-1988 | 21(14) |
| 13-Nov-2009 | Sam Warburton | Wales | Wales | 05-Oct-1988 | 21(39) |
| 12-Jun-2010 | Wenceslas Lauret | France | France | 28-Mar-1989 | 21(76) |
| 19-Jun-2010 | Courtney Lawes | England | England | 23-Feb-1989 | 21(116) |
| 05-Jun-2010 | Kurtley Beale | Australia | Australia | 06-Jan-1989 | 21(150) |
| 31-Oct-2009 | David Pocock | Australia | Australia | 23-Apr-1988 | 21(191) |
| 13-Nov-2009 | Yann David | France | France | 15-Apr-1988 | 21(212) |
| 07-Nov-2009 | Quade Cooper | Australia | Australia | 05-Apr-1988 | 21(216) |
| 21-Nov-2009 | Jon Davies | Wales | Wales | 05-Apr-1988 | 21(230) |
| 31-Oct-2009 | Will Genia | Australia | Australia | 17-Jan-1988 | 21(288) |
| 21-Nov-2009 | Owen Franks | New Zealand | New Zealand | 23-Dec-1987 | 21(334) |
| 28-Nov-2009 | Dan Lydiatt | Wales | Wales | 18-Dec-1987 | 21(346) |
| 14-Nov-2009 |  Alex Grove | Scotland | Scotland | 30-Nov-1987 | 21(350) |
| 12-Jun-2010 | Ben Daley | Australia | Australia | 27-Jun-1988 | 21(350) |
| 12-Jun-2010 | Israel Dagg | New Zealand | New Zealand | 06-Jun-1988 | 22(6) |
| 05-Jun-2010 |  Juan De Jongh | South Africa | South Africa | 15-May-1988 | 22(21) |
| 15-Nov-2009 |  Cian Healy | Ireland | Ireland | 07-Oct-1987 | 22(40) |
| 21-Nov-2009 | Keith Earls | Ireland | Ireland | 02-Oct-1987 | 22(51) |
| 15-Nov-2009 | Luke Fitzgerald | Ireland | Ireland | 13-Sep-1987 | 22(64) |
| 14-Nov-2009 |  Thomas Leonardi | Argentina | Argentina | 01-Jul-1987 | 22(137) |
| 14-Nov-2009 | Luke McLean | Italy | Italy | 11-May-1987 | 22(188) |
| 13-Nov-2009 | Tom James | Wales | Wales | 17-Apr-1987 | 22(211) |
| 07-Nov-2009 | Danny Care | England | England | 02-Jan-1987 | 22(310) |
| 07-Nov-2009 | Matt Banahan | England | England | 30-Dec-1986 | 22(313) |
| 05-Jun-2010 | Timoci Nagusa | Fiji | Fiji | 14-Jul-1987 | 22(327) |
| 21-Nov-2009 | Alberto Sgarbi | Italy | Italy | 26-Nov-1986 | 22(361) |
| 07-Nov-2009 | Jamie Roberts | Wales | Wales | 08-Nov-1986 | 22(365) |
| 13-Nov-2009 | Francois Trinh Duc | France | France | 11-Nov-1986 | 23(2) |
| 21-Nov-2009 | Maxime Medard | France | France | 16-Nov-1986 | 23(5) |
| 05-Jun-2010 | Francois Steyn | South Africa | South Africa | 14-May-1987 | 23(22) |
| 12-Jun-2010 | Dan Cole | England | England | 09-May-1987 | 23(34) |
| 14-Nov-2009 | John Barclay | Scotland | Scotland | 24-Sep-1986 | 23(51) |
| 12-Jun-2010 | Chris Ashton | England | England | 29-Mar-1987 | 23(75) |
| 19-Jun-2010 | Victor Vito | New Zealand | New Zealand | 27-Mar-1987 | 23(84) |
| 07-Nov-2009 | Shane Geraghty | England | England | 12-Aug-1986 | 23(87) |
| 05-Jun-2010 | Dewald Potgieter | South Africa | South Africa | 22-Feb-1987 | 23(103) |
| 13-Nov-2009 | Heinrich Brussouw | South Africa | South Africa | 21-Jul-1986 | 23(115) |
| 13-Nov-2009 | JP Pietersen | South Africa | South Africa | 12-Jul-1986 | 23(124) |
| 12-Jun-2010 | Saia Faingaa | Australia | Australia | 02-Feb-1987 | 23(130) |
MD = Match date,
DOB = Date of birth,
A(D) = Age(days).