| U20 Campeonato Brasileiro 2021 - Appearances as Referee |  |
 |
 |
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| 30/06/2021 | Internacional | - | Ceará - CE | 2:1 | 4 | - | - |
| U20 Campeonato Brasileiro 2021 - Appearances as Referee | |
|
|
||||
| 30/06/2021 | Internacional | - | Ceará - CE | 2:1 | 4 | - | - |
| Complete name: | Rafael Rodrigo Klein |
| Born: | 28/03/1990 |
| Place of birth: |
Brazil |
| Residence: | Teutonia / RS |
| Nationality: |
Brazil |
| Profession: | Professor |