| 3. Round | 09/04/2021 | Bolívar | - | Atlético Junior | 2:1 | ||||
| 3. Round | 16/04/2021 | Atlético Junior | - | Bolívar | 3:0 | ||||
| Group 4 | 23/04/2021 | Atlético Junior | - | Santa Fe | 1:1 | ||||
| Group 4 | 19/05/2021 | Fluminense RJ | - | Atlético Junior | 1:2 |  |
|||
| Group 4 | 25/05/2021 | Santa Fe | - | Atlético Junior | 0:0 |
| Fabián Héctor Sambueza | |
| Born: | 01.08.1988 |
| Place of birth: |
Neuquén, 
Argentina |
| Nationality: |
Argentina
|
| Height: | 170 cm |
| Weight: | 65 kg |
| Position(s): | Offensive Midfielder Right Winger |
| Foot: | right |
