| MD | Players | Club | Nationality | DOB | A(D) |
|---|---|---|---|---|---|
| 23-Feb-2013 |  Sergeal Petersen | Southern Kings | South Africa | 01-Aug-1994 | 18(207) |
| 23-Feb-2013 | Chris Feauai-Sautia | Queensland Reds | Australia | 17-Nov-1993 | 19(98) |
| 13-Apr-2013 | Sean Robinson | Sharks | South Africa | 02-Nov-1993 | 19(162) |
| 06-Apr-2013 | Ardie Savea | Hurricanes | New Zealand | 14-Oct-1993 | 19(174) |
| 15-Mar-2013 | Jason Emery | Highlanders | New Zealand | 21-Sep-1993 | 19(175) |
| 09-Jun-2013 | Lopeti Timani | New South Wales | Australia | 28-Sep-1993 | 19(254) |
| 30-Mar-2013 | Jan Serfontein | Bulls | South Africa | 15-Apr-1993 | 19(349) |
| 23-Feb-2013 | TJ Perenara | Hurricanes | New Zealand | 23-Jan-1993 | 20(31) |
| 23-Feb-2013 | Lodewyk de Jager | Cheetahs | South Africa | 17-Dec-1992 | 20(68) |
| 30-Mar-2013 | Ettienne Oosthuizen | Brumbies | South Africa | 22-Dec-1992 | 20(98) |
| 23-Feb-2013 | Raymond Rhule | Cheetahs | South Africa | 06-Nov-1992 | 20(109) |
| 05-Apr-2013 | Siviwe Sonwabile Soyizwapi | Southern Kings | South Africa | 07-Dec-1992 | 20(119) |
| 23-Mar-2013 | Paul Willemse | Bulls | France | 13-Nov-1992 | 20(130) |
| 08-Mar-2013 | Nick Frisby | Queensland Reds | Australia | 29-Oct-1992 | 20(130) |
| 22-Feb-2013 | Rhys Marshall | Chiefs | New Zealand | 12-Oct-1992 | 20(133) |
| 13-Jul-2013 | Lolagi Visinia | Blues | Samoa | 17-Jan-1993 | 20(177) |
| 26-Apr-2013 | Matt Proctor | Hurricanes | New Zealand | 26-Oct-1992 | 20(182) |
| 15-Feb-2013 | Kyle Godwin | Western Force | Australia | 30-Jul-1992 | 20(200) |
| 23-Feb-2013 | Johan Goosen | Cheetahs | South Africa | 27-Jul-1992 | 20(211) |
| 23-Mar-2013 | Pieter-Steph du Toit | Sharks | South Africa | 20-Aug-1992 | 20(215) |
| 09-Jun-2013 | Jed Holloway | New South Wales | Australia | 02-Nov-1992 | 20(219) |
| 16-Feb-2013 | Liam Gill | Queensland Reds | Australia | 08-Jun-1992 | 20(253) |
| 17-May-2013 | Bryce Hegarty | Melbourne Rebels | Australia | 28-Aug-1992 | 20(262) |
| 26-Apr-2013 | Albert Nikoro | Blues | Samoa | 07-Aug-1992 | 20(262) |
| 13-Jul-2013 | Shane Gates | Southern Kings | Japan | 27-Sep-1992 | 20(289) |
| 22-Feb-2013 | Steven Kitshoff | Western Stormers | South Africa | 10-Feb-1992 | 21(13) |
| 09-Jun-2013 | Will Skelton | New South Wales | Australia | 03-May-1992 | 21(37) |
| 22-Feb-2013 | Sam Cane | Chiefs | New Zealand | 13-Jan-1992 | 21(41) |
| 23-Feb-2013 | Paul Jordaan | Sharks | South Africa | 04-Jan-1992 | 21(51) |
| 06-Jul-2013 | Jamieson Gibson-Park | Blues | Ireland | 10-May-1992 | 21(57) |
| 22-Feb-2013 | Damian de Allende | Western Stormers | South Africa | 25-Nov-1991 | 21(90) |
| 30-Mar-2013 | Paul Alo-Emile | Melbourne Rebels | Samoa | 22-Dec-1991 | 21(99) |
| 25-May-2013 | Gerbrandt Grobler | Western Stormers | South Africa | 06-Feb-1992 | 21(109) |
| 24-May-2013 | Matt Lucas | New South Wales | Australia | 29-Jan-1992 | 21(116) |
| 23-Feb-2013 | Charles Piutau | Blues | New Zealand | 31-Oct-1991 | 21(116) |
| 05-Apr-2013 | Siliva Siliva | Brumbies | Australia | 11-Dec-1991 | 21(116) |
| 23-Feb-2013 | Michael Hooper | New South Wales | Australia | 29-Oct-1991 | 21(118) |
| 02-Mar-2013 | Arno Botha | Bulls | South Africa | 26-Oct-1991 | 21(128) |
| 16-Mar-2013 | Scott Sio | Brumbies | Australia | 16-Oct-1991 | 21(152) |
| 16-Feb-2013 | Ed Quirk | Queensland Reds | Australia | 28-Aug-1991 | 21(173) |
| 30-Mar-2013 | Jordy Reid | Melbourne Rebels | Australia | 03-Oct-1991 | 21(179) |
| 23-Mar-2013 | Chris Cottee | Western Force | Australia | 15-Sep-1991 | 21(190) |
| 11-May-2013 | Eben Etzebeth | Western Stormers | South Africa | 29-Oct-1991 | 21(195) |
| 24-May-2013 | Nepo Laulala | Crusaders | New Zealand | 06-Nov-1991 | 21(200) |
| 22-Mar-2013 | Ben Tameifuna | Chiefs | Tonga | 30-Aug-1991 | 21(205) |
| 05-Apr-2013 | Rynier Bernardo | Southern Kings | South Africa | 27-Aug-1991 | 21(222) |
| 23-Mar-2013 | Jarrad Butler | Queensland Reds | Australia | 20-Jul-1991 | 21(247) |
| 23-Feb-2013 | Tom Kingston | New South Wales | Australia | 19-Jun-1991 | 21(250) |
| 22-Feb-2013 | Siya Kolisi | Western Stormers | South Africa | 16-Jun-1991 | 21(252) |
| 22-Feb-2013 | Brodie Retallick | Chiefs | New Zealand | 31-May-1991 | 21(268) |
MD = Match date,
DOB = Date of birth,
A(D) = Age(days).