| MD | Players | Club | Nationality | DOB | A(D) |
|---|---|---|---|---|---|
| 05-Aug-2017 |  Damian Willemse | Western Province | South Africa | 07-May-1998 | 19(90) |
| 02-Sep-2017 | Manuel Rass | Golden Lions | South Africa | 19-Apr-1998 | 19(136) |
| 02-Sep-2017 | Chris Dry | Free State Cheetahs | South Africa | 13-Feb-1998 | 19(201) |
| 22-Jul-2017 | Ruben van Heerden | Blue Bulls | South Africa | 27-Oct-1997 | 19(268) |
| 09-Aug-2017 | Immanuel Libbok | Blue Bulls | South Africa | 15-Jul-1997 | 20(25) |
| 29-Jul-2017 | Curwin Bosch | Natal Sharks | South Africa | 25-Jun-1997 | 20(34) |
| 23-Jul-2017 | Michael Tambwe | Golden Lions | South Africa | 12-May-1997 | 20(72) |
| 21-Jul-2017 | Illunga Mukendi | Natal Sharks | South Africa | 07-May-1997 | 20(75) |
| 21-Jul-2017 | Courtney Winnaar | Natal Sharks | South Africa | 27-Mar-1997 | 20(116) |
| 14-Oct-2017 | Len Massyn | Golden Lions | South Africa | 21-May-1997 | 20(146) |
| 21-Jul-2017 | Benhard Janse van Rensburg | Natal Sharks | South Africa | 14-Jan-1997 | 20(188) |
| 18-Aug-2017 | Cobus Wiese | Western Province | South Africa | 02-Jan-1997 | 20(228) |
| 05-Aug-2017 | Jan-Henning Campher | Blue Bulls | South Africa | 10-Dec-1996 | 20(238) |
| 09-Aug-2017 | Nicolaas Oosthuizen | Griquas | South Africa | 21-Nov-1996 | 20(261) |
| 02-Sep-2017 | Junior Pokomela | Free State Cheetahs | South Africa | 10-Dec-1996 | 20(266) |
| 23-Jul-2017 | James Venter | Golden Lions | South Africa | 21-Aug-1996 | 20(336) |
| 23-Jul-2017 | Rhyno Herbst | Golden Lions | South Africa | 05-Jul-1996 | 21(18) |
| 29-Sep-2017 | Tristan Blewett | Natal Sharks | South Africa | 26-Aug-1996 | 21(34) |
| 23-Jul-2017 | Marco Janse van Vuuren | Golden Lions | South Africa | 14-Jun-1996 | 21(39) |
| 25-Aug-2017 | JT Jackson | Blue Bulls | South Africa | 10-Jul-1996 | 21(46) |
| 12-Aug-2017 | Jaco Coetzee | Western Province | South Africa | 10-Jun-1996 | 21(63) |
| 22-Jul-2017 | Franco Naude | Blue Bulls | South Africa | 28-Mar-1996 | 21(116) |
| 15-Sep-2017 | Michael Kumbirai | Western Province | South Africa | 09-May-1996 | 21(129) |
| 22-Jul-2017 | Tinus de Beer | Blue Bulls | South Africa | 24-Jan-1996 | 21(180) |
| 29-Jul-2017 | Sibusiso Nkosi | Natal Sharks | South Africa | 21-Jan-1996 | 21(190) |
| 26-Aug-2017 | Robbie Petzer | Free State Cheetahs | South Africa | 13-Feb-1996 | 21(195) |
| 04-Aug-2017 | Tyler Paul | Natal Sharks | South Africa | 20-Jan-1996 | 21(197) |
| 29-Jul-2017 | Jeremy Ward | Natal Sharks | South Africa | 10-Jan-1996 | 21(201) |
| 22-Sep-2017 | Erich de Jager | Free State Cheetahs | South Africa | 29-Feb-1996 | 21(206) |
| 21-Jul-2017 | Joseph Dweba | Free State Cheetahs | South Africa | 25-Oct-1995 | 21(270) |
| 21-Jul-2017 | Marius Louw | Natal Sharks | South Africa | 24-Oct-1995 | 21(271) |
| 09-Aug-2017 | Jasper Wiese | Free State Cheetahs | South Africa | 21-Oct-1995 | 21(293) |
| 22-Jul-2017 | Conraad van Vuuren | Blue Bulls | South Africa | 04-Sep-1995 | 21(322) |
| 30-Jul-2017 | Johan du Toit | Western Province | South Africa | 08-Sep-1995 | 21(326) |
| 29-Jul-2017 | Jean Luc du Preez | Natal Sharks | South Africa | 05-Aug-1995 | 21(359) |
| 29-Jul-2017 | Daniel du Preez | Natal Sharks | South Africa | 05-Aug-1995 | 21(359) |
| 21-Jul-2017 | Hyron Andrews | Natal Sharks | South Africa | 06-Jul-1995 | 22(16) |
| 09-Aug-2017 | Ox Nche | Free State Cheetahs | South Africa | 23-Jul-1995 | 22(18) |
| 01-Sep-2017 | Sibahle Maxwane | Blue Bulls | South Africa | 14-Aug-1995 | 22(19) |
| 23-Jul-2017 | Shaun Reynolds | Golden Lions | South Africa | 15-Jun-1995 | 22(39) |
| 22-Jul-2017 | Andre Swarts | Griquas | South Africa | 11-Jun-1995 | 22(42) |
| 13-Oct-2017 | Marco van Staden | Blue Bulls | South Africa | 25-Aug-1995 | 22(50) |
| 21-Jul-2017 | Kerron van Vuuren | Natal Sharks | South Africa | 23-May-1995 | 22(60) |
| 22-Jul-2017 | Warrick Gelant | Blue Bulls | South Africa | 20-May-1995 | 22(64) |
| 01-Sep-2017 | Ivan van Zyl | Blue Bulls | South Africa | 30-Jun-1995 | 22(64) |
| 30-Jul-2017 | JD Schickerling | Western Province | South Africa | 09-May-1995 | 22(83) |
| 29-Jul-2017 | Thomas du Toit | Natal Sharks | South Africa | 05-May-1995 | 22(86) |
| 05-Aug-2017 | EW Viljoen | Western Province | South Africa | 09-May-1995 | 22(89) |
| 05-Aug-2017 | Frans van Wyk | Western Province | South Africa | 25-Apr-1995 | 22(103) |
| 22-Jul-2017 | Abongile Nonkontwana | Blue Bulls | South Africa | 10-Apr-1995 | 22(104) |
MD = Match date,
DOB = Date of birth,
A(D) = Age(days).