| 1. Round | 08/01/2021 | Mazatlán FC [U17] | - | Club Necaxa [U17] | 2:2 |  |
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| 2. Round | 15/01/2021 | Club Necaxa [U17] | - | Atlético San Luis [U17] | 5:2 | ||||
| 3. Round | 24/01/2021 | Deportivo Toluca [U17] | - | Club Necaxa [U17] | 2:3 | ||||
| 6. Round | 13/02/2021 | Deportivo Guadalajara [U17] | - | Club Necaxa [U17] | 2:2 | ||||
| 7. Round | 19/02/2021 | Club Necaxa [U17] | - | CF Monterrey [U17] | 1:2 | ||||
| 8. Round | 26/02/2021 | Puebla FC [U17] | - | Club Necaxa [U17] | 1:0 | ||||
| 9. Round | 04/03/2021 | Club Necaxa [U17] | - | CF Pachuca [U17] | 0:2 | ||||
| 10. Round | 07/03/2021 | Santos Laguna [U17] | - | Club Necaxa [U17] | 2:1 | ||||
| 11. Round | 15/03/2021 | Club León [U17] | - | Club Necaxa [U17] | 2:0 | ||||
| 12. Round | 19/03/2021 | Club Necaxa [U17] | - | FC Juárez [U17] | 1:0 | ||||
| 13. Round | 03/04/2021 | CF América [U17] | - | Club Necaxa [U17] | 1:2 | ||||
| 15. Round | 16/04/2021 | Club Necaxa [U17] | - | Gallos Blancos [U17] | 5:0 | ||||
| 16. Round | 23/04/2021 | Club Tijuana [U17] | - | Club Necaxa [U17] | 0:0 | ||||
| 17. Round | 30/04/2021 | Club Necaxa [U17] | - | Atlas Guadalajara [U17] | 1:0 |
Mexico