| MD | Players | Clubs | Nationality | DOB | A(D) |
|---|---|---|---|---|---|
| 12-Aug-2020 |  Issac Olaofe | St Johnstone | England | 21-Nov-2019 | 0(265) |
| 01-Aug-2020 |  Lewis Neilson | Dundee United | Scotland | 15-May-2003 | 17(79) |
| 02-Aug-2020 |  Karamoko Dembele | Celtic | Scotland | 22-Feb-2003 | 17(162) |
| 01-Aug-2020 | Josh Doig | Hibernian | Scotland | 18-May-2002 | 18(76) |
| 03-Aug-2020 |  Josh Reid | Ross County | Scotland | 03-May-2002 | 18(93) |
| 09-Aug-2020 | Lewis Jamieson | St Mirren | Scotland | 17-Apr-2002 | 18(115) |
| 02-Aug-2020 |  Andy Winter | Hamilton Academical | Scotland | 10-Mar-2002 | 18(146) |
| 02-Aug-2020 | Jamie Hamilton | Hamilton Academical | Scotland | 01-Mar-2002 | 18(155) |
| 15-Aug-2020 | Reegan Mimnaugh | Hamilton Academical | Scotland | 18-Dec-2001 | 18(241) |
| 29-Aug-2020 | Kyle Munro | Hamilton Academical | Scotland | 29-Nov-2001 | 18(274) |
| 22-Aug-2020 |  Nathan Patterson | Rangers | Scotland | 16-Oct-2001 | 18(311) |
| 22-Aug-2020 |  Tomas Brindley | Kilmarnock | Scotland | 13-Oct-2001 | 18(314) |
| 12-Aug-2020 | John Robertson | St Johnstone | Scotland | 26-Aug-2001 | 18(352) |
| 09-Aug-2020 | Ethan Erhahon | St Mirren | Scotland | 09-May-2001 | 19(92) |
| 01-Aug-2020 | Isak Snaer Thorvaldsson | St Mirren | Iceland | 01-May-2001 | 19(92) |
| 20-Sep-2020 |  Ryan Edmondson | Aberdeen | England | 20-May-2001 | 19(123) |
| 01-Aug-2020 | Dean Campbell | Aberdeen | Scotland | 19-Mar-2001 | 19(135) |
| 02-Aug-2020 | Jeremie Frimpong | Celtic | Netherlands | 10-Dec-2000 | 19(235) |
| 12-Sep-2020 | Ryan Shanley | Hibernian | Scotland | 16-Jan-2001 | 19(239) |
| 29-Aug-2020 | Zeno Ibsen Rossi | Kilmarnock | England | 28-Oct-2000 | 19(305) |
| 08-Aug-2020 |  Harry Robinson | Motherwell | Northern Ireland | 26-Sep-2000 | 19(316) |
| 16-Aug-2020 | Jack Hamilton | Livingston | Scotland | 30-Jun-2000 | 20(47) |
| 19-Sep-2020 | Declan Glass | Dundee United | Scotland | 07-Jun-2000 | 20(104) |
| 01-Aug-2020 | Logan Chalmers | Dundee United | Scotland | 24-Mar-2000 | 20(130) |
| 22-Aug-2020 | Stephen Kelly | Ross County | Scotland | 13-Apr-2000 | 20(131) |
| 02-Aug-2020 | Lewis Smith | Hamilton Academical | Scotland | 16-Mar-2000 | 20(139) |
| 15-Aug-2020 | Kieran Freeman | Dundee United | Scotland | 20-Mar-2000 | 20(148) |
| 09-Aug-2020 | Calvin Bassey | Rangers | England | 31-Dec-1999 | 20(222) |
| 01-Aug-2020 | Alistair McCann | St Johnstone | Scotland | 04-Dec-1999 | 20(241) |
| 19-Sep-2020 | Carlo Pignatiello | Livingston | Scotland | 16-Jan-2000 | 20(247) |
| 08-Aug-2020 | Callum Smith | Hamilton Academical | Scotland | 13-Nov-1999 | 20(269) |
| 01-Aug-2020 | Luke Bolton | Dundee United | England | 07-Oct-1999 | 20(299) |
| 20-Aug-2020 | Connor McLennan | Aberdeen | Scotland | 05-Oct-1999 | 20(320) |
| 01-Aug-2020 | Lewis Ferguson | Aberdeen | Scotland | 24-Aug-1999 | 20(343) |
| 03-Aug-2020 | David Turnbull | Motherwell | Scotland | 10-Jul-1999 | 21(25) |
| 08-Aug-2020 | Jamie Gullan | Hibernian | Scotland | 02-Jul-1999 | 21(38) |
| 08-Aug-2020 | Louis Appere | Dundee United | Scotland | 26-Mar-1999 | 21(136) |
| 03-Aug-2020 | Jake Hastie | Motherwell | Scotland | 18-Mar-1999 | 21(139) |
MD = Match date,
DOB = Date Of Birth,
A(D) = Age(Days).