| Referee | Games |  |  | Cards per game |
|---|
| Ramon Abatti | 16 | 74 | 7 | 5.0 (4.6 / 0.4) | |
| Edina Alves Batista | 1 | 3 | 0 | 3.0 (3.0 / 0.0) | |
| Bruno Arleu | 13 | 68 | 2 | 5.4 (5.2 / 0.2) | |
| Caio Augusto Vieira | 2 | 21 | 2 | 11.5 (10.5 / 1.0) | |
| Andre Castro | 4 | 23 | 1 | 6.1 (5.8 / 0.3) | |
| Raphael Claus | 14 | 64 | 4 | 4.9 (4.6 / 0.3) | |
| Bráulio da Silva Machado | 19 | 114 | 3 | 6.2 (6.0 / 0.2) | |
| Anderson Daronco | 17 | 63 | 2 | 3.8 (3.7 / 0.1) | |
| Marcelo de Lima Henrique | 10 | 47 | 3 | 5.0 (4.7 / 0.3) | |
| Luis de Oliveira | 10 | 63 | 7 | 7.0 (6.3 / 0.7) | |
| Vinicius Dias Araujo | 2 | 6 | 0 | 3.0 (3.0 / 0.0) | |
| Wagner do Nascimento | 13 | 77 | 4 | 6.2 (5.9 / 0.3) | |
| Felipe Fernandes de Lima | 3 | 14 | 1 | 5.0 (4.7 / 0.3) | |
| Jefferson Ferreira de Moraes | 7 | 34 | 5 | 5.6 (4.9 / 0.7) | |
| Jean Lima | 7 | 14 | 0 | 2.0 (2.0 / 0.0) | |
| Douglas Marques das Flores | 5 | 25 | 2 | 5.4 (5.0 / 0.4) | |
| Antonio Moraes de Sousa | 1 | 10 | 1 | 11.0 (10.0 / 1.0) | |
| Caio Oliveira Filho | 5 | 25 | 0 | 5.0 (5.0 / 0.0) | |
| Wilton Pereira Sampaio | 15 | 78 | 2 | 5.3 (5.2 / 0.1) | |
| Diego Pombo Lopez | 1 | 7 | 0 | 7.0 (7.0 / 0.0) | |
| Paulo Roberto Jr. | 7 | 35 | 2 | 5.3 (5.0 / 0.3) | |
| Flavio Rodrigues de Souza | 12 | 59 | 1 | 5.0 (4.9 / 0.1) | |
| Savio Sampaio | 8 | 38 | 5 | 5.4 (4.8 / 0.6) | |
| Paulo Schleich Vollkopf | 1 | 4 | 0 | 4.0 (4.0 / 0.0) | |
| Marielson Silva | 1 | 3 | 0 | 3.0 (3.0 / 0.0) | |
| Rodolpho Toski Marques | 4 | 27 | 3 | 7.6 (6.8 / 0.8) | |
| Alexandre Vargas Tavares | 1 | 3 | 1 | 4.0 (3.0 / 1.0) | |
| Leandro Vuaden | 8 | 38 | 3 | 5.2 (4.8 / 0.4) | |
| Paulo Zanovelli da Silva | 3 | 18 | 1 | 6.3 (6.0 / 0.3) | |
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