| 8. Journée | 16.09.2023 | Wrexham AFC | - | Grimsby Town | 3:0 | ||||
| 9. Journée | 23.09.2023 | Grimsby Town | - | Crawley Town | 2:3 | ||||
| 10. Journée | 30.09.2023 | Swindon Town | - | Grimsby Town | 2:1 | ||||
| 11. Journée | 03.10.2023 | Grimsby Town | - | Barrow AFC | 2:1 | ||||
| 12. Journée | 07.10.2023 | Tranmere Rovers | - | Grimsby Town | 2:2 | ||||
| 14. Journée | 21.10.2023 | Stockport County | - | Grimsby Town | 3:2 | ||||
| 17. Journée | 11.11.2023 | Grimsby Town | - | Morecambe FC | 3:2 |  |
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| 19. Journée | 25.11.2023 | Grimsby Town | - | Sutton United | 1:1 | ||||
| 20. Journée | 28.11.2023 | Milton Keynes Dons | - | Grimsby Town | 1:1 | ||||
| 21. Journée | 09.12.2023 | Grimsby Town | - | Crewe Alexandra | 2:1 | ||||
| 25. Journée | 29.12.2023 | Salford City | - | Grimsby Town | 0:3 | ||||
| 26. Journée | 01.01.2024 | Grimsby Town | - | Walsall FC | 1:6 |
Angleterre