12. Round | 08/12/2020 | Grimsby Town | - | Newport County | 0:2 | ||||
17. Round | 12/12/2020 | Grimsby Town | - | Mansfield Town | 1:1 | ||||
18. Round | 15/12/2020 | Southend United | - | Grimsby Town | 3:1 | ||||
21. Round | 29/12/2020 | Grimsby Town | - | Oldham Athletic | 0:0 | ||||
22. Round | 02/01/2021 | Grimsby Town | - | Cambridge United | 1:2 |