| Referee | Games |  |  | Cards per game |
|---|
| Ramon Abatti | 7 | 29 | 0 | 4.1 (4.1 / 0.0) | |
| Edina Alves Batista | 1 | 5 | 1 | 6.0 (5.0 / 1.0) | |
| Bruno Arleu | 8 | 44 | 2 | 5.8 (5.5 / 0.3) | |
| Jonathan Benkenstein Pinheiro | 2 | 9 | 1 | 5.0 (4.5 / 0.5) | |
| Lucas Casagrande | 4 | 14 | 0 | 3.5 (3.5 / 0.0) | |
| Raphael Claus | 6 | 25 | 3 | 4.7 (4.2 / 0.5) | |
| Bráulio da Silva Machado | 1 | 6 | 1 | 7.0 (6.0 / 1.0) | |
| Anderson Daronco | 6 | 34 | 3 | 6.2 (5.7 / 0.5) | |
| Davi de Oliveira Lacerda | 8 | 39 | 2 | 5.2 (4.9 / 0.3) | |
| Matheus Delgado Candançan | 5 | 14 | 2 | 3.2 (2.8 / 0.4) | |
| Wagner do Nascimento | 4 | 22 | 2 | 6.0 (5.5 / 0.5) | |
| Felipe Fernandes de Lima | 4 | 23 | 0 | 5.8 (5.8 / 0.0) | |
| Yuri Ferreira Da Cruz | 1 | 4 | 0 | 4.0 (4.0 / 0.0) | |
| Joao Gobi | 3 | 10 | 0 | 3.3 (3.3 / 0.0) | |
| Alex Gomes Stefano | 2 | 8 | 0 | 4.0 (4.0 / 0.0) | |
| Rafael Klein | 7 | 26 | 2 | 4.0 (3.7 / 0.3) | |
| Fernando Mendes | 3 | 12 | 1 | 4.3 (4.0 / 0.3) | |
| Rodrigo Pereira de Lima | 8 | 35 | 1 | 4.5 (4.4 / 0.1) | |
| Savio Pereira Sampaio | 5 | 27 | 1 | 5.6 (5.4 / 0.2) | |
| Wilton Pereira Sampaio | 6 | 23 | 1 | 4.0 (3.8 / 0.2) | |
| Bruno Pereira Vasconcelos | 1 | 6 | 0 | 6.0 (6.0 / 0.0) | |
| Flavio Rodrigues de Souza | 6 | 34 | 3 | 6.2 (5.7 / 0.5) | |
| André Skettino | 1 | 7 | 0 | 7.0 (7.0 / 0.0) | |
| Lucas Torezin | 2 | 10 | 1 | 5.5 (5.0 / 0.5) | |
| Paulo Zanovelli | 6 | 36 | 2 | 6.3 (6.0 / 0.3) | |
England