| 28. Round | 13/01/2024 | Crewe Alexandra | - | Swindon Town | 2:1 | ||||
| 30. Round | 27/01/2024 | Swindon Town | - | Bradford City | 2:0 |  |
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| 31. Round | 03/02/2024 | Newport County | - | Swindon Town | 2:1 |  |
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| 32. Round | 10/02/2024 | Swindon Town | - | Salford City | 1:1 | ||||
| 33. Round | 13/02/2024 | Gillingham FC | - | Swindon Town | 2:2 | ||||
| 35. Round | 24/02/2024 | Stockport County | - | Swindon Town | 0:0 | ||||
| 29. Round | 27/02/2024 | Swindon Town | - | Tranmere Rovers | 3:1 | |
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| 36. Round | 02/03/2024 | Swindon Town | - | Harrogate Town | 1:1 | |
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| 37. Round | 09/03/2024 | Mansfield Town | - | Swindon Town | 3:2 | ||||
| 38. Round | 12/03/2024 | Swindon Town | - | Accrington Stanley | 1:2 | ||||
| 39. Round | 16/03/2024 | Swindon Town | - | Doncaster Rovers | 1:2 | |
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| 41. Round | 29/03/2024 | Swindon Town | - | Notts County | 2:1 | ||||
| 44. Round | 13/04/2024 | Swindon Town | - | AFC Wimbledon | 3:2 | |
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| 40. Round | 16/04/2024 | Walsall FC | - | Swindon Town | 2:1 | ||||
| 45. Round | 20/04/2024 | Grimsby Town | - | Swindon Town | 2:0 | ||||
| 46. Round | 27/04/2024 | Swindon Town | - | Morecambe FC | 3:3 |
Ireland