| MD | Players | Nationality | DOB | A(D) |
|---|---|---|---|---|
| 02-Sep-2011 | Stuart Hogg | Scotland | 24-Jun-1992 | 19(69) |
| 02-Sep-2011 | Duncan Weir | Scotland | 10-May-1991 | 20(115) |
| 02-Sep-2011 | Robert Harley | Scotland | 26-May-1990 | 21(99) |
| 05-Nov-2011 | Alex Dunbar | Scotland | 23-Apr-1990 | 21(196) |
| 09-Sep-2011 | Nick Campbell | Scotland | 08-Dec-1989 | 21(275) |
| 17-Sep-2011 | Rory Pitman | Wales | 06-Oct-1989 | 21(346) |
| 23-Sep-2011 | Peter Horne | Scotland | 05-Oct-1989 | 21(353) |
| 02-Sep-2011 | Chris Fusaro | Scotland | 21-Jul-1989 | 22(43) |
| 09-Sep-2011 | Henry Pyrgos | Scotland | 09-Jul-1989 | 22(62) |
| 28-Oct-2011 | Richie Gray | Scotland | 24-Aug-1989 | 22(65) |
| 02-Sep-2011 | Ryan Wilson | Scotland | 18-May-1989 | 22(107) |
| 17-Sep-2011 | Finley Gillies | Scotland | 13-Feb-1989 | 22(216) |
| 02-Sep-2011 | Tommy Seymour | Scotland | 01-Jul-1988 | 23(62) |
| 04-Dec-2011 | Ruaridh Jackson | Scotland | 12-Feb-1988 | 23(295) |
| 02-Sep-2011 | Pat McArthur | Scotland | 27-Apr-1987 | 24(128) |
| 01-Oct-2011 | Rob Verbakel | New Zealand | 13-May-1987 | 24(141) |
| 01-Oct-2011 | Gordon Reid | Scotland | 04-Mar-1987 | 24(211) |
| 02-Sep-2011 | Jon Welsh | Scotland | 13-Oct-1986 | 24(324) |
| 05-Nov-2011 | John Barclay | Scotland | 24-Sep-1986 | 25(42) |
| 04-Dec-2011 | Callum Forrester | Scotland | 03-Oct-1986 | 25(62) |
| 05-Nov-2011 | Peter Murchie | Scotland | 07-Jan-1986 | 25(302) |
| 01-Oct-2011 | John Beattie | Scotland | 21-Nov-1985 | 25(314) |
| 17-Sep-2011 | Scott Wight | Scotland | 05-Nov-1985 | 25(316) |
| 09-Sep-2011 | Ryan Grant | Scotland | 08-Oct-1985 | 25(336) |
| 05-May-2012 | Daniel Van Der Merwe | Canada | 28-Apr-1986 | 26(8) |
| 02-Sep-2011 | James Eddie | Scotland | 03-Jun-1985 | 26(91) |
| 02-Sep-2011 | Tom Ryder | Scotland | 21-Feb-1985 | 26(193) |
| 01-Jan-2012 | Moray Low | Scotland | 28-Nov-1984 | 27(33) |
| 02-Sep-2011 | Michael Cusack | England | 11-Jul-1984 | 27(52) |
| 02-Sep-2011 | Rob Dewey | Scotland | 19-Oct-1983 | 27(318) |
| 02-Sep-2011 | Troy Nathan | Ireland | 09-Oct-1983 | 27(328) |
| 07-Jan-2012 | Fergus Thomson | Scotland | 18-Oct-1983 | 28(81) |
| 02-Sep-2011 | Colin Shaw | Scotland | 10-May-1983 | 28(115) |
| 17-Sep-2011 | Edward Kalman | Scotland | 07-Dec-1982 | 28(284) |
| 28-Oct-2011 | Graeme Morrison | Scotland | 17-Oct-1982 | 29(11) |
| 26-Dec-2011 | Rory Lamont | Scotland | 10-Oct-1982 | 29(77) |
| 28-Oct-2011 | Chris Cusiter | Scotland | 13-Jun-1982 | 29(137) |
| 25-Nov-2011 | David Lemi | Samoa | 10-Feb-1982 | 29(288) |
| 02-Sep-2011 | Colin Gregor | Scotland | 31-May-1981 | 30(94) |
| 05-Nov-2011 | Alastair Kellock | Scotland | 14-Jun-1981 | 30(144) |
| 05-Nov-2011 | Dougie Hall | Scotland | 24-Sep-1980 | 31(41) |
| 09-Sep-2011 | Federico Martin Arramburu | Argentina | 20-Jan-1980 | 31(233) |
MD = Match date,
DOB = Date of birth,
A(D) = Age(days).