| 27. Round | 21/01/2017 | Grimsby Town | - | Notts County | 2:0 |  |
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| 28. Round | 28/01/2017 | Stevenage FC | - | Grimsby Town | 2:0 | ||||
| 29. Round | 04/02/2017 | Grimsby Town | - | Luton Town | 1:1 |  |
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| 30. Round | 11/02/2017 | Crewe Alexandra | - | Grimsby Town | 5:0 | ||||
| 32. Round | 18/02/2017 | Grimsby Town | - | Mansfield Town | 3:0 | |
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| 33. Round | 25/02/2017 | Morecambe FC | - | Grimsby Town | 1:0 | ||||
| 34. Round | 28/02/2017 | Grimsby Town | - | Colchester United | 1:0 | ||||
| 35. Round | 04/03/2017 | Grimsby Town | - | Wycombe Wanderers | 1:2 | |
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| 39. Round | 25/03/2017 | Accrington Stanley | - | Grimsby Town | 1:1 | ||||
| 40. Round | 01/04/2017 | Grimsby Town | - | Doncaster Rovers | 1:5 | |
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| 41. Round | 08/04/2017 | Blackpool FC | - | Grimsby Town | 1:3 | ||||
| 42. Round | 14/04/2017 | Grimsby Town | - | Cambridge United | 2:1 | |
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| 43. Round | 17/04/2017 | Cheltenham Town | - | Grimsby Town | 2:1 | |
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| 44. Round | 22/04/2017 | Grimsby Town | - | Yeovil Town | 4:2 | |
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| 45. Round | 29/04/2017 | Barnet FC | - | Grimsby Town | 3:1 | |
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| 46. Round | 06/05/2017 | Grimsby Town | - | Plymouth Argyle | 1:1 |
England