| 3. Ronde | 31.08.2021 | Stockport County | - | Grimsby Town | 0:0 | ||||
| 7. Ronde | 18.09.2021 | Grimsby Town | - | Eastleigh FC | 2:0 | ||||
| 1. Ronde | 28.09.2021 | Bromley FC | - | Grimsby Town | 3:1 | ||||
| 12. Ronde | 23.10.2021 | Grimsby Town | - | Yeovil Town | 2:0 | ||||
| 14. Ronde | 30.10.2021 | Grimsby Town | - | Notts County | 0:1 | ||||
| 15. Ronde | 13.11.2021 | Aldershot Town | - | Grimsby Town | 2:1 | ||||
| 16. Ronde | 19.11.2021 | Grimsby Town | - | Southend United | 1:0 |
Engeland
St. Kitts & Nevis