| 2. Round | 17/03/2021 | Ayacucho FC | - | Grêmio Porto Alegre | 1:2 | ||||
| 3. Round | 09/04/2021 | Independiente del Valle | - | Grêmio Porto Alegre | 2:1 |  |
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| 3. Round | 14/04/2021 | Grêmio Porto Alegre | - | Independiente del Valle | 1:2 |
| 2. Round | 17/03/2021 | Ayacucho FC | - | Grêmio Porto Alegre | 1:2 | ||||
| 3. Round | 09/04/2021 | Independiente del Valle | - | Grêmio Porto Alegre | 2:1 | |
|||
| 3. Round | 14/04/2021 | Grêmio Porto Alegre | - | Independiente del Valle | 1:2 |
| Brenno Oliveira Fraga Costa | |
| Born: | 01.04.1999 |
| Place of birth: |
Sorocaba, 
Brazil |
| Nationality: |
Brazil
|
| Height: | 190 cm |
| Weight: | 75 kg |
| Position(s): | Goalkeeper |
| Foot: | right |