| MD | Players | Nationality | DOB | A(D) |
|---|---|---|---|---|
| 17-Mar-2018 | Greig Laidlaw | Scotland | 12-Oct-1985 | 32(156) |
| 17-Mar-2018 | Willem Petrus Nel | Scotland | 30-Apr-1986 | 31(321) |
| 17-Mar-2018 | John Barclay | Scotland | 24-Sep-1986 | 31(175) |
| 03-Feb-2018 | Jon Welsh | Scotland | 13-Oct-1986 | 31(113) |
| 17-Mar-2018 | Tim Swinson | Scotland | 11-Feb-1987 | 31(35) |
| 17-Mar-2018 | Gordon Reid | Scotland | 04-Mar-1987 | 31(14) |
| 17-Mar-2018 | Tommy Seymour | Scotland | 01-Jul-1988 | 29(259) |
| 17-Mar-2018 | Sean Maitland | Scotland | 14-Sep-1988 | 29(184) |
| 17-Mar-2018 | Ryan Wilson | Scotland | 18-May-1989 | 28(303) |
| 03-Feb-2018 | Byron McGuigan | Scotland | 20-Apr-1989 | 28(289) |
| 17-Mar-2018 | Fraser Brown | Scotland | 20-Jun-1989 | 28(270) |
| 10-Mar-2018 | Peter Horne | Scotland | 05-Oct-1989 | 28(156) |
| 10-Mar-2018 | Simon Berghan | Scotland | 12-Jul-1990 | 27(241) |
| 10-Mar-2018 | Stuart McInally | Scotland | 09-Aug-1990 | 27(213) |
| 10-Mar-2018 | Grant Gilchrist | Scotland | 09-Aug-1990 | 27(213) |
| 03-Feb-2018 | Chris Harris | Scotland | 28-Dec-1990 | 27(37) |
| 03-Feb-2018 | Cornell du Preez | Scotland | 23-Mar-1991 | 26(318) |
| 17-Mar-2018 | Hamish Watson | Scotland | 15-Oct-1991 | 26(154) |
| 03-Feb-2018 | Ben Toolis | Scotland | 31-Mar-1992 | 25(309) |
| 17-Mar-2018 | Stuart Hogg | Scotland | 24-Jun-1992 | 25(266) |
| 17-Mar-2018 | Nick Grigg | Scotland | 18-Sep-1992 | 25(180) |
| 17-Mar-2018 | Finn Russell | Scotland | 23-Sep-1992 | 25(175) |
| 03-Feb-2018 | Ali Price | Scotland | 12-May-1993 | 24(267) |
| 17-Mar-2018 | Huw Jones | Scotland | 17-Dec-1993 | 24(90) |
| 17-Mar-2018 | Jonny Gray | Scotland | 14-Mar-1994 | 24(3) |
| 10-Mar-2018 | Blair Kinghorn | Scotland | 18-Jan-1997 | 21(51) |
MD = Match date,
DOB = Date of birth,
A(D) = Age(days).