| 4. Journée | 04.09.2021 | Grimsby Town | - | Barnet FC | 4:3 | ||||
| 7. Journée | 18.09.2021 | Grimsby Town | - | Eastleigh FC | 2:0 | ||||
| 1. Journée | 28.09.2021 | Bromley FC | - | Grimsby Town | 3:1 | ||||
| 9. Journée | 02.10.2021 | Grimsby Town | - | Dover Athletic | 6:0 |  |
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| 10. Journée | 05.10.2021 | Altrincham FC | - | Grimsby Town | 2:3 | |
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| 12. Journée | 23.10.2021 | Grimsby Town | - | Yeovil Town | 2:0 | ||||
| 13. Journée | 26.10.2021 | Wealdstone FC | - | Grimsby Town | 1:0 | ||||
| 14. Journée | 30.10.2021 | Grimsby Town | - | Notts County | 0:1 | ||||
| 15. Journée | 13.11.2021 | Aldershot Town | - | Grimsby Town | 2:1 | ||||
| 17. Journée | 23.11.2021 | Solihull Moors | - | Grimsby Town | 2:0 |
Angleterre