| 3. Round | 28/08/2023 | Crystal Palace U21 | - | Fulham FC U21 | 2:5 | ||||
| 4. Round | 01/09/2023 | Wolverhampton Wanderers U21 | - | Crystal Palace U21 | 3:2 | ||||
| 5. Round | 23/09/2023 | Nottingham Forest U21 | - | Crystal Palace U21 | 4:3 | ||||
| 6. Round | 01/10/2023 | Crystal Palace U21 | - | Liverpool FC U21 | 2:4 |  |
|||
| 8. Round | 03/11/2023 | Leeds United U21 | - | Crystal Palace U21 | 1:7 |  |
|||
| 10. Round | 18/12/2023 | Crystal Palace U21 | - | West Ham United U21 | 1:5 | ||||
| 11. Round | 14/01/2024 | Blackburn Rovers U21 | - | Crystal Palace U21 | 3:3 | ||||
| 12. Round | 26/01/2024 | Crystal Palace U21 | - | Brighton & Hove Albion U21 | 2:1 | ||||
| 14. Round | 19/02/2024 | Leicester City U21 | - | Crystal Palace U21 | 1:1 | ||||
| 15. Round | 04/03/2024 | Stoke City U21 | - | Crystal Palace U21 | 1:3 | ||||
| 18. Round | 08/04/2024 | Crystal Palace U21 | - | Everton FC U21 | 0:0 | ||||
| 19. Round | 12/04/2024 | Crystal Palace U21 | - | Chelsea FC U21 | 2:2 | |
 |
||
| 20. Round | 26/04/2024 | Middlesbrough FC U21 | - | Crystal Palace U21 | 2:3 | |
|
||
| 13. Round | 29/04/2024 | Crystal Palace U21 | - | Tottenham Hotspur U21 | 5:0 |
Northern Ireland
Scotland