| MD | Players | Nationality | DOB | A(D) |
|---|---|---|---|---|
| 03-Mar-2017 | Alasdair Dickinson | Scotland | 11-Sep-1983 | 33(174) |
| 03-Mar-2017 | Neil Cochrane | England | 04-Jan-1984 | 33(59) |
| 06-May-2017 | Ross Ford | Scotland | 23-Apr-1984 | 33(13) |
| 31-Dec-2016 | William Helu | Tonga | 19-Apr-1986 | 30(257) |
| 06-May-2017 | Phil Burleigh | Scotland | 22-Oct-1986 | 30(197) |
| 30-Sep-2016 | Willem Petrus Nel | Scotland | 30-Apr-1986 | 30(154) |
| 15-Apr-2017 | Viliami Fihaki | Tonga | 17-Jan-1987 | 30(89) |
| 24-Mar-2017 | Anton Bresler | Namibia | 16-Feb-1988 | 29(37) |
| 15-Apr-2017 | Fraser McKenzie | Scotland | 28-Mar-1988 | 29(18) |
| 06-May-2017 | John Hardie | Scotland | 27-Jul-1988 | 28(283) |
| 02-Dec-2016 | Nasi Manu | Tonga | 15-Aug-1988 | 28(109) |
| 24-Sep-2016 | Kevin Bryce | Scotland | 07-Sep-1988 | 28(17) |
| 28-Apr-2017 | Jason Tovey | Wales | 28-Apr-1989 | 28(0) |
| 24-Mar-2017 | Tom Brown | Scotland | 30-Mar-1990 | 26(360) |
| 06-May-2017 | Simon Berghan | Scotland | 12-Jul-1990 | 26(299) |
| 06-May-2017 | Grant Gilchrist | Scotland | 09-Aug-1990 | 26(271) |
| 10-Feb-2017 | Stuart McInally | Scotland | 09-Aug-1990 | 26(186) |
| 28-Apr-2017 | George Turner | Scotland | 03-Jan-1991 | 26(116) |
| 06-May-2017 | Cornell du Preez | Scotland | 23-Mar-1991 | 26(45) |
| 28-Apr-2017 | Solomoni Rasolea | Australia | 29-Apr-1991 | 25(365) |
| 27-Nov-2016 | Michael Allen | Ireland | 28-Nov-1990 | 25(365) |
| 06-May-2017 | Duncan Weir | Scotland | 10-May-1991 | 25(362) |
| 06-May-2017 | Glenn Bryce | Scotland | 07-Jun-1991 | 25(334) |
| 10-Feb-2017 | Sean Kennedy | Scotland | 24-Apr-1991 | 25(293) |
| 28-Apr-2017 | Hamish Watson | Scotland | 15-Oct-1991 | 25(196) |
| 28-Apr-2017 | Viliame Mata | Fiji | 22-Oct-1991 | 25(189) |
| 06-May-2017 | Allan Dell | Scotland | 16-Mar-1992 | 25(51) |
| 06-May-2017 | Ben Toolis | Scotland | 31-Mar-1992 | 25(36) |
| 07-Oct-2016 | Ewan McQuillin | Scotland | 12-Nov-1991 | 24(330) |
| 07-Oct-2016 | Rory Sutherland | Scotland | 24-Aug-1992 | 24(44) |
| 28-Apr-2017 | Nathan Fowles | England | 08-Apr-1993 | 24(20) |
| 28-Apr-2017 | Rory Scholes | Ireland | 23-Apr-1993 | 24(5) |
| 06-May-2017 | Sam Hidalgo-Clyne | Scotland | 04-Aug-1993 | 23(275) |
| 06-May-2017 | Damien Hoyland | Scotland | 11-Jan-1994 | 23(115) |
| 06-May-2017 | Chris Dean | Scotland | 05-Mar-1994 | 23(62) |
| 24-Feb-2017 | Jack Cosgrove | Scotland | 30-Jul-1994 | 22(210) |
| 28-Oct-2016 | Felipe Arregui | Argentina | 09-Jun-1994 | 22(142) |
| 16-Sep-2016 | Sasa Tofilau | Samoa | 09-May-1994 | 22(131) |
| 03-Mar-2017 | Magnus Bradbury | Scotland | 23-Aug-1995 | 21(193) |
| 15-Apr-2017 | Murray McCallum | Scotland | 16-Mar-1996 | 21(30) |
| 06-May-2017 | Jamie Ritchie | Scotland | 16-Aug-1996 | 20(263) |
| 06-May-2017 | Blair Kinghorn | Scotland | 18-Jan-1997 | 20(108) |
MD = Match date,
DOB = Date of birth,
A(D) = Age(days).