| 5. Round | 30/06/2021 | Mjällby AIF [Youth] | - | Trelleborgs FF [Youth] | 2:0 |  |
|||
| 11. Round | 24/07/2021 | Jönköpings Södra IF [Youth] | - | Trelleborgs FF [Youth] | 2:0 | ||||
| 16. Round | 31/07/2021 | Trelleborgs FF [Youth] | - | IF Elfsborg [Youth] | 0:2 | ||||
| 17. Round | 07/08/2021 | Halmstads BK [Youth] | - | Trelleborgs FF [Youth] | 2:1 | ||||
| 18. Round | 11/08/2021 | Trelleborgs FF [Youth] | - | Helsingborgs IF [Youth] | 3:4 | ||||
| 19. Round | 14/08/2021 | Trelleborgs FF [Youth] | - | GAIS Göteborg [Youth] | 3:2 | |
|||
| 20. Round | 21/08/2021 | IFK Göteborg [Youth] | - | Trelleborgs FF [Youth] | 4:1 | ||||
| 6. Round | 29/08/2021 | Åtvidabergs FF [Youth] | - | Trelleborgs FF [Youth] | 0:2 | ||||
| 25. Round | 25/09/2021 | Trelleborgs FF [Youth] | - | Ängelholms FF [Youth] | 3:0 | ||||
| 26. Round | 02/10/2021 | Malmö FF [Youth] | - | Trelleborgs FF [Youth] | 4:0 | ||||
| 27. Round | 09/10/2021 | Trelleborgs FF [Youth] | - | Jönköpings Södra IF [Youth] | 2:1 | ||||
| 28. Round | 16/10/2021 | BK Häcken [Youth] | - | Trelleborgs FF [Youth] | 3:1 |
Sweden