| 4. Journée | 04.02.2021 | Montevideo Wanderers | - | Boston River | 2:2 | ||||
| 5. Journée | 07.02.2021 | Boston River | - | Peñarol | 1:2 | ||||
| 6. Journée | 11.02.2021 | River Plate | - | Boston River | 3:1 |  |
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| 7. Journée | 15.02.2021 | Boston River | - | Montevideo City Torque | 0:3 | ||||
| 8. Journée | 19.02.2021 | Plaza Colonia | - | Boston River | 3:0 | ||||
| 9. Journée | 23.02.2021 | Boston River | - | Progreso | 2:3 | ||||
| 10. Journée | 28.02.2021 | Fénix | - | Boston River | 2:1 | ||||
| 11. Journée | 06.03.2021 | Boston River | - | CA Cerro | 2:0 | ||||
| 12. Journée | 12.03.2021 | Defensor Sporting | - | Boston River | 1:2 | ||||
| 13. Journée | 19.03.2021 | Boston River | - | Danubio | 1:5 | ||||
| 14. Journée | 25.03.2021 | Nacional | - | Boston River | 1:2 | ||||
| 15. Journée | 29.03.2021 | Boston River | - | Liverpool | 1:0 |
Argentine
Italie