| Round of 32 | 08/04/2021 | Atlético Tucumán | - | River Plate | 1:2 | ||||
| Round of 16 | 04/08/2021 | Boca Juniors | - | River Plate | 4:1 pso |  |
| Round of 32 | 08/04/2021 | Atlético Tucumán | - | River Plate | 1:2 | ||||
| Round of 16 | 04/08/2021 | Boca Juniors | - | River Plate | 4:1 pso | |
| Héctor David Martínez | |
| Born: | 21.01.1998 |
| Place of birth: |
Buenos Aires, 
Argentina |
| Nationality: |
Paraguay
Argentina |
| Height: | 185 cm |
| Weight: | 76 kg |
| Position(s): | Centre Back Left Back |
| Foot: | left |