| MD | Players | Nationality | DOB | A(D) |
|---|---|---|---|---|
| 03-May-2013 | Allan Jacobson | Scotland | 22-Sep-1978 | 34(224) |
| 03-May-2013 | JP Nel | South Africa | 09-Jan-1981 | 32(114) |
| 09-Feb-2013 | Andrew Titterell | England | 10-Jan-1981 | 32(30) |
| 19-Apr-2013 | Geoff Cross | Scotland | 11-Dec-1982 | 30(130) |
| 03-May-2013 | Netani Talei | Fiji | 19-Mar-1983 | 30(46) |
| 12-Apr-2013 | Ben Atiga | New Zealand | 05-May-1983 | 29(343) |
| 22-Feb-2013 | John Yapp | Wales | 09-Apr-1983 | 29(320) |
| 01-Mar-2013 | Richie Rees | Wales | 21-May-1983 | 29(285) |
| 02-Nov-2012 | John Houston | Ireland | 10-Mar-1983 | 29(238) |
| 03-May-2013 | Nick De Luca | Scotland | 01-Feb-1984 | 29(92) |
| 22-Mar-2013 | Steven Lawrie | Scotland | 22-Feb-1984 | 29(29) |
| 03-May-2013 | Ross Ford | Scotland | 23-Apr-1984 | 29(10) |
| 03-May-2013 | Sean Cox | England | 16-Jan-1985 | 28(107) |
| 01-Mar-2013 | Ben Cairns | Scotland | 29-May-1985 | 27(276) |
| 03-May-2013 | Greig Laidlaw | Scotland | 12-Oct-1985 | 27(203) |
| 04-Jan-2013 | Dmitri Basilaia | Georgia | 27-Nov-1985 | 27(38) |
| 15-Feb-2013 | Izak van der Westhuizen | South Africa | 23-Jan-1986 | 27(23) |
| 29-Mar-2013 | Ross Rennie | Scotland | 29-Mar-1986 | 27(0) |
| 29-Dec-2012 | Jamie King | Scotland | 13-Mar-1986 | 26(292) |
| 02-Nov-2012 | Chris Leck | England | 21-May-1986 | 26(166) |
| 03-May-2013 | Tim Visser | Scotland | 29-May-1987 | 25(340) |
| 29-Dec-2012 | Roddy Grant | Scotland | 31-Jan-1987 | 25(333) |
| 12-Apr-2013 | Lee Jones | Scotland | 28-Jun-1988 | 24(288) |
| 03-May-2013 | Greig Tonks | Scotland | 20-May-1989 | 23(348) |
| 29-Mar-2013 | Perry Parker | England | 25-Jun-1989 | 23(277) |
| 01-Mar-2013 | David Denton | Scotland | 05-Feb-1990 | 23(24) |
| 19-Apr-2013 | Tom Brown | Scotland | 30-Mar-1990 | 23(20) |
| 12-Apr-2013 | Piers Francis | England | 20-Jun-1990 | 22(297) |
| 03-May-2013 | Douglas Fife | Scotland | 08-Aug-1990 | 22(269) |
| 03-May-2013 | Grant Gilchrist | Scotland | 09-Aug-1990 | 22(268) |
| 03-May-2013 | Stuart McInally | Scotland | 09-Aug-1990 | 22(268) |
| 03-May-2013 | Matt Scott | Scotland | 30-Sep-1990 | 22(216) |
| 23-Nov-2012 | Sepp Visser | Netherlands | 14-Dec-1990 | 21(345) |
| 22-Mar-2013 | Sean Kennedy | Scotland | 24-Apr-1991 | 21(333) |
| 02-Nov-2012 | Robert McAlpine | Scotland | 26-Mar-1991 | 21(222) |
| 03-May-2013 | Hamish Watson | Scotland | 15-Oct-1991 | 21(201) |
| 15-Feb-2013 | Greg Hunter | Scotland | 26-Sep-1991 | 21(143) |
| 03-May-2013 | Harry Leonard | Scotland | 28-Apr-1992 | 21(5) |
MD = Match date,
DOB = Date of birth,
A(D) = Age(days).