| Referee | Games |  |  | Cards per game |
|---|
| José Bessa | 4 | 21 | 1 | 5.6 (5.3 / 0.3) | |
| Hélder Carvalho | 4 | 11 | 0 | 2.8 (2.8 / 0.0) | |
| Gustavo Correia | 6 | 29 | 2 | 5.1 (4.8 / 0.3) | |
| Bruno Costa | 4 | 14 | 1 | 3.8 (3.5 / 0.3) | |
| Vitor Ferreira | 2 | 13 | 1 | 7.0 (6.5 / 0.5) | |
| Luis Filipe | 3 | 19 | 0 | 6.3 (6.3 / 0.0) | |
| Miguel Fonseca | 4 | 10 | 0 | 2.5 (2.5 / 0.0) | |
| Luis Godinho | 7 | 32 | 2 | 4.9 (4.6 / 0.3) | |
| João Gonçalves | 5 | 19 | 1 | 4.0 (3.8 / 0.2) | |
| Sérgio Guelho | 4 | 14 | 0 | 3.5 (3.5 / 0.0) | |
| Carlos Macedo | 6 | 26 | 2 | 4.6 (4.3 / 0.3) | |
| Fábio Melo | 1 | 4 | 0 | 4.0 (4.0 / 0.0) | |
| André Narciso | 3 | 17 | 0 | 5.7 (5.7 / 0.0) | |
| António Nobre | 1 | 3 | 1 | 4.0 (3.0 / 1.0) | |
| Miguel Nogueira | 7 | 32 | 2 | 4.9 (4.6 / 0.3) | |
| Cláudio Pereira | 2 | 12 | 0 | 6.0 (6.0 / 0.0) | |
| João Pinheiro | 5 | 10 | 1 | 2.2 (2.0 / 0.2) | |
| Bruno Pires Costa | 1 | 3 | 0 | 3.0 (3.0 / 0.0) | |
| Pedro Ramalho | 4 | 13 | 2 | 3.8 (3.3 / 0.5) | |
| Anzhony Rodrigues | 2 | 4 | 0 | 2.0 (2.0 / 0.0) | |
| Diogo Rosa | 2 | 10 | 0 | 5.0 (5.0 / 0.0) | |
| David Silva | 6 | 43 | 3 | 7.7 (7.2 / 0.5) | |
| Iancu Vasilica | 3 | 15 | 1 | 5.3 (5.0 / 0.3) | |
| Fábio Veríssimo | 4 | 22 | 0 | 5.5 (5.5 / 0.0) | |
