| MD | Players | Club | Nationality | DOB | A(D) |
|---|---|---|---|---|---|
| 14-Jan-2011 |  Virimi Vakatawa | Racing CF | France | 01-May-1992 | 18(258) |
| 11-Dec-2010 |  Owen Farrell | Saracens | England | 21-Sep-1991 | 19(81) |
| 15-Oct-2010 |  Jonathan Joseph | London Irish | England | 21-May-1991 | 19(147) |
| 15-Jan-2011 |  Manu Tuilagi | Leicester Tigers | England | 18-May-1991 | 19(242) |
| 09-Oct-2010 | Tommaso Benvenuti | Benetton Treviso | Italy | 12-Dec-1990 | 19(301) |
| 23-Jan-2011 |  Jean Marc Doussain | Toulouse | France | 12-Feb-1991 | 19(345) |
| 12-Dec-2010 | Toby Faletau | Gwent Dragons | Wales | 12-Nov-1990 | 20(30) |
| 21-Jan-2011 |  Rhys Ruddock | Leinster | Ireland | 13-Oct-1990 | 20(100) |
| 22-Jan-2011 | Jamie Gibson | London Irish | England | 27-Sep-1990 | 20(117) |
| 20-Dec-2010 |  Stuart McInally | Edinburgh Rugby | Scotland | 09-Aug-1990 | 20(133) |
| 08-Oct-2010 | Robert Harley | Glasgow Warriors | Scotland | 26-May-1990 | 20(135) |
| 11-Dec-2010 |  Tavis Knoyle | Scarlets | Wales | 02-Jun-1990 | 20(192) |
| 08-Oct-2010 | Giovanbattista Venditti | Aironi Rugby | Italy | 27-Mar-1990 | 20(195) |
| 11-Dec-2010 |  Nevin Spence | Ulster | Ireland | 26-Apr-1990 | 20(229) |
| 15-Jan-2011 | Dominic Ryan | Leinster | Ireland | 28-May-1990 | 20(232) |
| 08-Oct-2010 | Adam Hughes | Gwent Dragons | Wales | 14-Feb-1990 | 20(236) |
| 09-Oct-2010 |  Florian Cazenave | Perpignan | France | 30-Dec-1989 | 20(283) |
| 18-Dec-2010 | Eduardo Gori | Benetton Treviso | Italy | 05-Mar-1990 | 20(288) |
| 18-Dec-2010 | Mickael Ivaldi | Toulon | France | 20-Feb-1990 | 20(301) |
| 11-Dec-2010 | Simon Gardiner | Scarlets | Wales | 10-Feb-1990 | 20(304) |
| 22-Jan-2011 | David Denton | Edinburgh Rugby | Scotland | 05-Feb-1990 | 20(351) |
| 18-Dec-2010 | Dan Newton | Scarlets | Wales | 30-Dec-1989 | 20(353) |
| 09-Oct-2010 | Daniel Biggar | Ospreys | Wales | 16-Oct-1989 | 20(358) |
| 19-Dec-2010 | Steve Mafi | Leicester Tigers | Tonga | 09-Dec-1989 | 21(10) |
| 09-Oct-2010 | Ben Youngs | Leicester Tigers | England | 05-Sep-1989 | 21(34) |
| 08-Oct-2010 | Richie Gray | Glasgow Warriors | Scotland | 24-Aug-1989 | 21(45) |
| 11-Dec-2010 | James Short | Saracens | England | 15-Oct-1989 | 21(57) |
| 09-Oct-2010 | Jean Charles Orioli | Toulon | France | 09-Aug-1989 | 21(61) |
| 15-Jan-2011 | Raffaele Joshua Furno | Aironi Rugby | Italy | 21-Oct-1989 | 21(86) |
| 10-Oct-2010 |  Dane Haylett Petty | Biarritz | Australia | 18-Jun-1989 | 21(114) |
| 08-Oct-2010 |  Calum Clark | Northampton Saints | England | 10-Jun-1989 | 21(120) |
| 16-Oct-2010 | Bernard Le Roux | Racing CF | France | 04-Jun-1989 | 21(134) |
| 16-Oct-2010 | Greig Tonks | Northampton Saints | Scotland | 20-May-1989 | 21(149) |
| 10-Dec-2010 | Henry Pyrgos | Glasgow Warriors | Scotland | 09-Jul-1989 | 21(154) |
| 17-Oct-2010 | David McIlwaine | Ulster | Ireland | 09-May-1989 | 21(161) |
| 22-Jan-2011 | Justin Tipuric | Ospreys | Wales | 06-Aug-1989 | 21(169) |
| 22-Jan-2011 |  Scott Andrews | Cardiff Blues | Wales | 01-Aug-1989 | 21(174) |
| 09-Oct-2010 |  Alexandre Lapandry | Clermont Auvergne | France | 13-Apr-1989 | 21(179) |
| 15-Jan-2011 | Laurent Tranier | Biarritz | France | 16-Jul-1989 | 21(183) |
| 08-Oct-2010 | Courtney Lawes | Northampton Saints | England | 23-Feb-1989 | 21(227) |
| 12-Dec-2010 | Jason Tovey | Gwent Dragons | Wales | 28-Apr-1989 | 21(228) |
| 17-Dec-2010 | Yvan Watremez | Biarritz | France | 21-Apr-1989 | 21(240) |
| 16-Jan-2011 | Ryan Wilson | Glasgow Warriors | Scotland | 18-May-1989 | 21(243) |
| 08-Oct-2010 | Pierre Bernard | Castres | France | 31-Jan-1989 | 21(250) |
| 21-Jan-2011 | Kini Murimurivalu | Clermont Auvergne | Fiji | 15-May-1989 | 21(251) |
| 14-Jan-2011 | Benjamin Fall | Racing CF | France | 29-Apr-1989 | 21(260) |
| 09-Oct-2010 | Leigh Halfpenny | Cardiff Blues | Wales | 22-Dec-1988 | 21(291) |
| 11-Dec-2010 | Ben Morgan | Scarlets | England | 18-Feb-1989 | 21(296) |
| 09-Oct-2010 | Yohan Vivalda | Perpignan | France | 09-Dec-1988 | 21(304) |
| 09-Oct-2010 | Billy Twelvetrees | Leicester Tigers | England | 15-Nov-1988 | 21(328) |
MD = Match date,
DOB = Date of birth,
A(D) = Age(days).