| 1. Round | 13/08/2023 | Newcastle United U21 | - | Southampton FC U21 | 5:3 |  |
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| 2. Round | 19/08/2023 | Tottenham Hotspur U21 | - | Newcastle United U21 | 4:1 | ||||
| 3. Round | 25/08/2023 | Reading FC U21 | - | Newcastle United U21 | 1:0 | ||||
| 4. Round | 02/09/2023 | Newcastle United U21 | - | Manchester City U21 | 0:4 | ||||
| 8. Round | 08/01/2024 | Leicester City U21 | - | Newcastle United U21 | 2:2 | ||||
| 14. Round | 17/02/2024 | Newcastle United U21 | - | Liverpool FC U21 | 1:2 | ||||
| 15. Round | 04/03/2024 | Wolverhampton Wanderers U21 | - | Newcastle United U21 | 2:2 | |
Ireland