| 42. Journée | 17.04.2021 | Grimsby Town | - | Bolton Wanderers | 2:1 |  |
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| 43. Journée | 20.04.2021 | Grimsby Town | - | Morecambe FC | 0:3 | ||||
| 44. Journée | 24.04.2021 | Oldham Athletic | - | Grimsby Town | 1:2 | |
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| 30. Journée | 27.04.2021 | Exeter City | - | Grimsby Town | 3:2 | ||||
| 45. Journée | 01.05.2021 | Grimsby Town | - | Port Vale FC | 1:0 | ||||
| 46. Journée | 08.05.2021 | Cambridge United | - | Grimsby Town | 3:0 |
Angleterre