| Referee | Games |  |  | Cards per game |
|---|
| Ramon Abatti | 5 | 24 | 0 | 4.8 (4.8 / 0.0) | |
| Bruno Arleu | 6 | 34 | 1 | 5.9 (5.7 / 0.2) | |
| Lucas Casagrande | 2 | 6 | 0 | 3.0 (3.0 / 0.0) | |
| Raphael Claus | 5 | 19 | 2 | 4.2 (3.8 / 0.4) | |
| Bráulio da Silva Machado | 1 | 6 | 1 | 7.0 (6.0 / 1.0) | |
| Anderson Daronco | 4 | 27 | 2 | 7.3 (6.8 / 0.5) | |
| Davi de Oliveira Lacerda | 6 | 28 | 1 | 4.9 (4.7 / 0.2) | |
| Matheus Delgado Candançan | 4 | 13 | 2 | 3.8 (3.3 / 0.5) | |
| Wagner do Nascimento | 3 | 16 | 2 | 6.0 (5.3 / 0.7) | |
| Felipe Fernandes de Lima | 3 | 18 | 0 | 6.0 (6.0 / 0.0) | |
| Joao Gobi | 2 | 9 | 0 | 4.5 (4.5 / 0.0) | |
| Alex Gomes Stefano | 2 | 8 | 0 | 4.0 (4.0 / 0.0) | |
| Rafael Klein | 5 | 21 | 2 | 4.6 (4.2 / 0.4) | |
| Fernando Mendes | 2 | 7 | 0 | 3.5 (3.5 / 0.0) | |
| Rodrigo Pereira de Lima | 6 | 31 | 1 | 5.4 (5.2 / 0.2) | |
| Savio Pereira Sampaio | 4 | 20 | 1 | 5.3 (5.0 / 0.3) | |
| Wilton Pereira Sampaio | 5 | 17 | 1 | 3.6 (3.4 / 0.2) | |
| Bruno Pereira Vasconcelos | 1 | 6 | 0 | 6.0 (6.0 / 0.0) | |
| Flavio Rodrigues de Souza | 4 | 26 | 1 | 6.8 (6.5 / 0.3) | |
| Lucas Torezin | 2 | 10 | 1 | 5.5 (5.0 / 0.5) | |
| Paulo Zanovelli | 4 | 25 | 1 | 6.6 (6.3 / 0.3) | |
Germany
