| 7. Jornada | 18.02.2021 | Atlético San Luis [Sub 20] | - | Santos Laguna [Sub 20] | 0:4 |  |
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| 9. Jornada | 02.03.2021 | Atlas Guadalajara [Sub 20] | - | Atlético San Luis [Sub 20] | 2:0 |  |
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| 10. Jornada | 05.03.2021 | Atlético San Luis [Sub 20] | - | Deportivo Toluca [Sub 20] | 1:2 | ||||
| 11. Jornada | 14.03.2021 | Gallos Blancos [Sub 20] | - | Atlético San Luis [Sub 20] | 0:1 |
Uruguay