| 4. Round | 20/08/2023 | Club Necaxa [U18] | - | UANL Tigres [U18] | 3:1 | ||||
| 5. Round | 23/08/2023 | CF América [U18] | - | Club Necaxa [U18] | 1:1 | ||||
| 6. Round | 27/08/2023 | Club Necaxa [U18] | - | Gallos Blancos [U18] | 2:0 | ||||
| 7. Round | 02/09/2023 | Club León [U18] | - | Club Necaxa [U18] | 1:1 | ||||
| 8. Round | 16/09/2023 | Club Necaxa [U18] | - | FC Juárez [U18] | 0:1 | ||||
| 9. Round | 24/09/2023 | Santos Laguna [U18] | - | Club Necaxa [U18] | 0:2 | ||||
| 10. Round | 30/09/2023 | CF Pachuca [U18] | - | Club Necaxa [U18] | 0:1 |  |
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| 11. Round | 04/10/2023 | Club Necaxa [U18] | - | Cruz Azul [U18] | 2:0 |  |
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| 12. Round | 08/10/2023 | Club Necaxa [U18] | - | Puebla FC [U18] | 0:1 | |
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| 13. Round | 22/10/2023 | Atlético San Luis [U18] | - | Club Necaxa [U18] | 1:1 | ||||
| 14. Round | 27/10/2023 | Club Necaxa [U18] | - | Pumas UNAM [U18] | 1:1 | |
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| 15. Round | 31/10/2023 | CF Monterrey [U18] | - | Club Necaxa [U18] | 3:2 | ||||
| 16. Round | 05/11/2023 | Club Necaxa [U18] | - | Mazatlán FC [U18] | 2:0 | ||||
| 17. Round | 10/11/2023 | Atlas Guadalajara [U18] | - | Club Necaxa [U18] | 2:3 | |
Mexico